AP Chemistry 2004 Free-Response Questions

Size: px
Start display at page:

Download "AP Chemistry 2004 Free-Response Questions"

Transcription

1 AP Chemistry 004 Free-Response Questions The materials included in these iles are intended or noncommercial use by AP teachers or course and exam preparation; permission or any other use must be sought rom the Advanced Placement Program Teachers may reproduce them, in whole or in part, in limited quantities, or ace-to-ace teaching purposes but may not mass distribute the materials, electronically or otherwise This permission does not apply to any third-party copyrights contained herein These materials and any copies made o them may not be resold, and the copyright notices must be retained as they appear here The College Board is a not-or-proit membership association whose mission is to connect students to college success and opportunity Founded in 1900, the association is composed o more than 4,500 schools, colleges, universities, and other educational organizations Each year, the College Board serves over three million students and their parents, 3,000 high schools, and 3,500 colleges through major programs and services in college admissions, guidance, assessment, inancial aid, enrollment, and teaching and learning Among its best-known programs are the SAT, the PSAT/NMSQT, and the Advanced Placement Program (AP ) The College Board is committed to the principles o excellence and equity, and that commitment is embodied in all o its programs, services, activities, and concerns For urther inormation, visit wwwcollegeboardcom Copyright 004 College Entrance Examination Board All rights reserved College Board, Advanced Placement Program, AP, AP Central, AP Vertical Teams, APCD, Pacesetter, Pre-AP, SAT, Student Search Service, and the acorn logo are registered trademarks o the College Entrance Examination Board PSAT/NMSQT is a registered trademark jointly owned by the College Entrance Examination Board and the National Merit Scholarship Corporation Educational Testing Service and ETS are registered trademarks o Educational Testing Service Other products and services may be trademarks o their respective owners For the College Board s online home or AP proessionals, visit AP Central at apcentralcollegeboardcom

2 INFORMATION IN THE TABLE BELOW AND IN THE TABLES ON PAGES 3-5 MAY BE USEFUL IN ANSWERING THE QUESTIONS IN THIS SECTION OF THE EXAMINATION DO NOT DETACH FROM BOO 1 H Li Na Rb Cs Fr (3) 4 Be Mg Ca PERIODIC TABLE OF THE ELEMENTS Sr Ba Ra 60 1 Sc Y *La Ac 703 Ti Zr 91 7 H V Nb Ta Cr Mo W Mn Tc (98) 75 Re Fe Ru Os Co Rh Ir R Db Sg Bh Hs Mt (61) (6) (63) (6) (65) (66) 8 Ni Pd Pt (69) 9 Cu Ag Au (7) 30 Zn Cd Hg (77) 5 B Al Ga In Tl C Si Ge Sn Pb 07 7 N P As Sb Not yet named Bi O S Se Te Po (09) 9 F Cl Br I At (10) *Lanthanide Series Actinide Series Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu (145) Th Pa U Np Pu Am Cm Bk C Es Fm Md No Lr (44) (43) (47) (47) (51) (5) (57) (58) (59) (60) He Ne Ar r Xe Rn () GO ON TO THE NEXT PAGE

3 STANDARD REDUCTION POTENTIALS IN AQUEOUS SOLUTION AT 5 C Hal-reaction E ( V ) F ( g) e F 87 3 Co e Co 18 3 Au 3e Au() s 150 Cl ( g) e Cl 136 O ( g) 4 H 4 e HO( l) 13 Br () l e Br 107 Hg e Hg 09 Hg e Hg( l) 085 Ag e Ag( s) 080 Hg e Hg( l) Fe e Fe 077 I () s e I 053 Cu e Cu() s 05 Cu e Cu() s 034 Cu e Cu Sn e Sn 015 S () s H e H S () g 014 H e H ( g) 000 Pb e Pb() s 013 Sn e Sn() s 014 Ni e Ni() s 05 Co e Co( s) 08 Tl e Tl() s 034 Cd e Cd( s) Cr e Cr 041 Fe e Fe( s) Cr 3 e Cr() s 074 Zn e Zn() s 076 Mn e Mn() s Al 3 e Al() s 166 Be e Be() s 170 Mg e Mg( s) 37 Na e Na() s 71 Ca e Ca() s 87 Sr e Sr() s 89 Ba e Ba() s 90 Rb e Rb() s 9 e (s) 9 Cs e Cs() s 9 Li e Li () s GO ON TO THE NEXT PAGE

4 ADVANCED PLACEMENT CHEMISTRY EQUATIONS AND CONSTANTS ATOMIC STRUCTURE E hv c lv l h p mu mu En joule n EQUILIBRIUM [ H ][ A ] a [ HA] b w [ OH ][ HB ] [ B] 14 [ OH ][ H ] 10 5 C a b ph log [ H ], poh log [ OH ] 14 ph poh log [ A ph p ] a [ HA] log [ HB poh p ] b [ B] p log, p log a a b b D ( RT), p c n where Dn moles product gas moles reactant gas THERMOCHEMISTRY/INETICS DS S products - S DH DH products - DH DG DG products - DG DG DH - TDS - RT ln RT log -n E DG DG RT ln Q DG 303 RT log Q q mcdt C p ln A ln k DH DT t    - ln A -kt kt A A t Ea - 1 e j ln A R T 0 0    reactants reactants reactants E energy u velocity v requency n principal quantum number l wavelength m mass p momentum Speed o light, c m s Planck s constant, h J s Boltzmann s constant, k J Avogadro s number mol Electron charge, e coulomb 1 electron volt per atom 965 kj mol Equilibrium Constants S H G E a b w p c T n m q c C E p a (weak acid) (weak base) (water) (gas pressure) (molar concentrations) activation energy k rate constant A requency actor standard entropy standard enthalpy standard ree energy standard reduction potential temperature moles mass heat speciic heat capacity molar heat capacity at constant pressure Faraday's constant, 96, 500 coulombs per mole o electrons -1-1 Gas constant, R 831 J mol L atm mol volt coulomb mol 4 GO ON TO THE NEXT PAGE

5 GASES, LIQUIDS, AND SOLUTIONS F H G P I PV nrt n a V - nb nrt V J ( ) P PV T P PV T m D V 3kT 3RT urms m M E per molecule 1 mu E per mole 3 RT r1 M r M1 molarity, M moles solute per liter solution molality moles solute per kilogram solvent DT i molality DTb ib molality p MRT A abc X X A total A A, where Ptotal PA PB PC n m M C 73 moles A total moles P pressure V T volume temperature n D m number o moles density mass u velocity urms E r root-mean-square speed kinetic energy rate o eusion M p molar mass osmotic pressure i van't Ho actor b molal reezing-point depression constant molal boiling-point elevation constant A absorbance a molar absorptivity b path length c concentration Q reaction quotient I current (amperes) q charge (coulombs) t time (seconds) E standard reduction potential equilibrium constant OXIDATION-REDUCTION; ELECTROCHEMISTRY E [ C] [ D] Q, where a A b B c C d D a b [ A] [ B] I log c q t E RT - ln Q E n - ne d i log 5 C n cell cell cell -1-1 Gas constant, R 831 J mol L atm mol volt coulomb mol Boltzmann's constant, k J -1 or H O 186 kg mol b or HO 051 kg mol 1atm 760mm Hg 760 torr STP C and atm Faraday's constant, 96, 500 coulombs per mole o electrons 5 GO ON TO THE NEXT PAGE

6 004 AP CHEMISTRY FREE-RESPONSE QUESTIONS CHEMISTRY Section II (Total time 90 minutes) Part A Time 40 minutes YOU MAY USE YOUR CALCULATOR FOR PART A CLEARLY SHOW THE METHOD USED AND THE STEPS INVOLVED IN ARRIVING AT YOUR ANSWERS It is to your advantage to do this, since you may obtain partial credit i you do and you will receive little or no credit i you do not Attention should be paid to signiicant igures Be sure to write all your answers to the questions on the lined pages ollowing each question in the booklet with the pink cover Do NOT write your answers on the green insert Answer Question 1 below The Section II score weighting or this question is 0 percent 1 Answer the ollowing questions relating to the solubilities o two silver compounds, Ag CrO 4 and Ag 3 PO 4 Silver chromate dissociates in water according to the equation shown below Ag CrO 4 (s) Ag (aq) CrO 4 (aq) sp at 5 C (a) Write the equilibrium-constant expression or the dissolving o Ag CrO 4 (s) (b) Calculate the concentration, in mol L 1, o Ag (aq) in a saturated solution o Ag CrO 4 at 5 C (c) Calculate the maximum mass, in grams, o Ag CrO 4 that can dissolve in 100 ml o water at 5 C (d) A 0100 mol sample o solid AgNO 3 is added to a 100 L saturated solution o Ag CrO 4 Assuming no volume change, does [CrO 4 ] increase, decrease, or remain the same? Justiy your answer In a saturated solution o Ag 3 PO 4 at 5 C, the concentration o Ag (aq) is M The equilibriumconstant expression or the dissolving o Ag 3 PO 4 (s) in water is shown below sp [Ag ] 3 [PO 4 3 ] (e) Write the balanced equation or the dissolving o Ag 3 PO 4 in water () Calculate the value o sp or Ag 3 PO 4 at 5 C (g) A 100 L sample o saturated Ag 3 PO 4 solution is allowed to evaporate at 5 C to a inal volume o 500 ml What is [Ag ] in the solution? Justiy your answer Copyright 004 by College Entrance Examination Board All rights reserved Visit apcentralcollegeboardcom (or AP proessionals) and wwwcollegeboardcom/apstudents (or AP students and parents) 6 GO ON TO THE NEXT PAGE

7 004 AP CHEMISTRY FREE-RESPONSE QUESTIONS Answer EITHER Question below OR Question 3 printed on page 8 Only one o these two questions will be graded I you start both questions, be sure to cross out the question you do not want graded The Section II score weighting or the question you choose is 0 percent Fe(s) 3 O (g) Fe O 3 (s) DH 84 kj mol 1 Iron reacts with oxygen to produce iron(iii) oxide, as represented by the equation above A 750 g sample o Fe(s) is mixed with 115 L o O (g) at 66 atm and 98 (a) Calculate the number o moles o each o the ollowing beore the reaction begins (i) Fe(s) (ii) O (g) (b) Identiy the limiting reactant when the mixture is heated to produce Fe O 3 (s) Support your answer with calculations (c) Calculate the number o moles o Fe O 3 (s) produced when the reaction proceeds to completion (d) The standard ree energy o ormation, DG, o Fe O 3 (s) is 740 kj mol 1 at 98 (i) Calculate the standard entropy o ormation, DS, o Fe O 3 (s) at 98 Include units with your answer (ii) Which is more responsible or the spontaneity o the ormation reaction at 98, the standard enthalpy o ormation, DH, or the standard entropy o ormation, DS? Justiy your answer The reaction represented below also produces iron(iii) oxide The value o mole o Fe O 3 (s) ormed DH or the reaction is 80 kj per FeO(s) 1 O (g) Fe O 3 (s) (e) Calculate the standard enthalpy o ormation, DH, o FeO(s) Copyright 004 by College Entrance Examination Board All rights reserved Visit apcentralcollegeboardcom (or AP proessionals) and wwwcollegeboardcom/apstudents (or AP students and parents) 7 GO ON TO THE NEXT PAGE

8 004 AP CHEMISTRY FREE-RESPONSE QUESTIONS 3 The irst-order decomposition o a colored chemical species, X, into colorless products is monitored with a spectrophotometer by measuring changes in absorbance over time Species X has a molar absorptivity constant o cm 1 M 1 and the path length o the cuvette containing the reaction mixture is 100 cm The data rom the experiment are given in the table below [X] ( M ) Absorbance Time (min)? ? (a) Calculate the initial concentration o the colored species (b) Calculate the rate constant or the irst-order reaction using the values given or concentration and time Include units with your answer (c) Calculate the number o minutes it takes or the absorbance to drop rom 0600 to 0075 (d) Calculate the hal-lie o the reaction Include units with your answer (e) Experiments were perormed to determine the value o the rate constant or this reaction at various temperatures Data rom these experiments were used to produce the graph below, where T is temperature This graph can be used to determine the activation energy, E a, o the reaction (i) Label the vertical axis o the graph (ii) Explain how to calculate the activation energy rom this graph STOP I you inish beore time is called, you may check your work on this part only Do not turn to the other part o the test until you are told to do so Copyright 004 by College Entrance Examination Board All rights reserved Visit apcentralcollegeboardcom (or AP proessionals) and wwwcollegeboardcom/apstudents (or AP students and parents) 8

9 004 AP CHEMISTRY FREE-RESPONSE QUESTIONS CHEMISTRY Part B Time 50 minutes NO CALCULATORS MAY BE USED FOR PART B Answer Question 4 below The Section II score weighting or this question is 15 percent 4 Write the ormulas to show the reactants and the products or any FIVE o the laboratory situations described below Answers to more than ive choices will not be graded In all cases, a reaction occurs Assume that solutions are aqueous unless otherwise indicated Represent substances in solution as ions i the substances are extensively ionized Omit ormulas or any ions or molecules that are unchanged by the reaction You need not balance the equations Example: A strip o magnesium is added to a solution o silver nitrate (a) A solution o copper(ii) sulate is spilled onto a sheet o reshly polished aluminum metal (b) Dimethyl ether is burned in air (c) A 01 M nitrous acid solution is added to the same volume o a 01 M sodium hydroxide solution (d) Hydrogen iodide gas is bubbled into a solution o lithium carbonate (e) An acidic solution o potassium dichromate is added to a solution o iron(ii) nitrate () Excess concentrated aqueous ammonia is added to a solution o nickel(ii) bromide (g) A solution o sodium phosphate is added to a solution o aluminum nitrate (h) Concentrated hydrochloric acid is added to a solution o sodium sulide Copyright 004 by College Entrance Examination Board All rights reserved Visit apcentralcollegeboardcom (or AP proessionals) and wwwcollegeboardcom/apstudents (or AP students and parents) 9 GO ON TO THE NEXT PAGE

10 004 AP CHEMISTRY FREE-RESPONSE QUESTIONS Your responses to the rest o the questions in this part o the examination will be graded on the basis o the accuracy and relevance o the inormation cited Explanations should be clear and well organized Examples and equations may be included in your responses where appropriate Speciic answers are preerable to broad, diuse responses Answer BOTH Question 5 below AND Question 6 printed on page 11 Both o these questions will be graded The Section II score weighting or these questions is 30 percent (15 percent each) 5 In a laboratory class, a student is given three lasks that are labeled Q, R, and S Each lask contains one o the ollowing solutions: 10 M Pb(NO 3 ), 10 M NaCl, or 10 M CO 3 The student is also given two lasks that are labeled X and Y One o these lasks contains 10 M AgNO 3, and the other contains 10 M BaCl This inormation is summarized in the diagram below (a) When the student combined a sample o solution Q with a sample o solution X, a precipitate ormed A precipitate also ormed when samples o solutions Q and Y were combined (i) Identiy solution Q (ii) Write the chemical ormulas or each o the two precipitates (b) When solution Q is mixed with solution R, a precipitate orms However, no precipitate orms when solution Q is mixed with solution S (i) Identiy solution R and solution S (ii) Write the chemical ormula o the precipitate that orms when solution Q is mixed with solution R (c) The identity o solution X and solution Y are to be determined using only the ollowing solutions: 10 M Pb(NO 3 ), 10 M NaCl, and 10 M CO 3 (i) Describe a procedure to identiy solution X and solution Y (ii) Describe the observations that would allow you to distinguish between solution X and solution Y (iii) Explain how the observations would enable you to distinguish between solution X and solution Y Copyright 004 by College Entrance Examination Board All rights reserved Visit apcentralcollegeboardcom (or AP proessionals) and wwwcollegeboardcom/apstudents (or AP students and parents) 10 GO ON TO THE NEXT PAGE

11 004 AP CHEMISTRY FREE-RESPONSE QUESTIONS 6 An electrochemical cell is constructed with an open switch, as shown in the diagram above A strip o Sn and a strip o an unknown metal, X, are used as electrodes When the switch is closed, the mass o the Sn electrode increases The hal-reactions are shown below Sn (aq) e Sn(s) E 014 V X 3 (aq) 3 e X(s) E? (a) In the diagram above, label the electrode that is the cathode Justiy your answer (b) In the diagram above, draw an arrow indicating the direction o the electron low in the external circuit when the switch is closed (c) I the standard cell potential, X 3 /X electrode? (d) Identiy metal X Ecell, is 060 V, what is the standard reduction potential, in volts, or the (e) Write a balanced net-ionic equation or the overall chemical reaction occurring in the cell () In the cell, the concentration o Sn is changed rom 10 M to 050 M, and the concentration o X 3 is changed rom 10 M to 010 M (i) Substitute all the appropriate values or determining the cell potential, (Do not do any calculations) (ii) On the basis o your response in part () (i), will the cell potential, equal to the original Ecell? Justiy your answer E cell E cell, into the Nernst equation, be greater than, less than, or Copyright 004 by College Entrance Examination Board All rights reserved Visit apcentralcollegeboardcom (or AP proessionals) and wwwcollegeboardcom/apstudents (or AP students and parents) 11 GO ON TO THE NEXT PAGE

12 004 AP CHEMISTRY FREE-RESPONSE QUESTIONS Answer EITHER Question 7 below OR Question 8 printed on page 13 Only one o these two questions will be graded I you start both questions, be sure to cross out the question you do not want graded The Section II score weighting or the question you choose is 15 percent 7 Use appropriate chemical principles to account or each o the ollowing observations In each part, your response must include speciic inormation about both substances (a) At 5 C and 1 atm, F is a gas, whereas I is a solid (b) The melting point o NaF is 993 C, whereas the melting point o CsCl is 645 C (c) The shape o the ICl 4 ion is square planar, whereas the shape o the BF 4 ion is tetrahedral (d) Ammonia, NH 3, is very soluble in water, whereas phosphine, PH 3, is only moderately soluble in water Copyright 004 by College Entrance Examination Board All rights reserved Visit apcentralcollegeboardcom (or AP proessionals) and wwwcollegeboardcom/apstudents (or AP students and parents) 1 GO ON TO THE NEXT PAGE

13 004 AP CHEMISTRY FREE-RESPONSE QUESTIONS 8 Answer the ollowing questions about carbon monoxide, CO(g), and carbon dioxide, CO (g) Assume that both gases exhibit ideal behavior (a) Draw the complete Lewis structure (electron-dot diagram) or the CO molecule and or the CO molecule (b) Identiy the shape o the CO molecule (c) One o the two gases dissolves readily in water to orm a solution with a ph below 7 Identiy the gas and account or this observation by writing a chemical equation (d) A 10 mole sample o CO(g) is heated at constant pressure On the graph below, sketch the expected plot o volume versus temperature as the gas is heated (e) Samples o CO(g) and CO (g) are placed in 1 L containers at the conditions indicated in the diagram below (i) Indicate whether the average kinetic energy o the CO (g) molecules is greater than, equal to, or less than the average kinetic energy o the CO(g) molecules Justiy your answer (ii) Indicate whether the root-mean-square speed o the CO (g) molecules is greater than, equal to, or less than the root-mean-square speed o the CO(g) molecules Justiy your answer (iii) Indicate whether the number o CO (g) molecules is greater than, equal to, or less than the number o CO(g) molecules Justiy your answer END OF EXAMINATION Copyright 004 by College Entrance Examination Board All rights reserved Visit apcentralcollegeboardcom (or AP proessionals) and wwwcollegeboardcom/apstudents (or AP students and parents) 13

AP Chemistry 2004 Free-Response Questions Form B

AP Chemistry 2004 Free-Response Questions Form B AP Chemistry 004 Free-Response Questions Form B The materials included in these files are intended for noncommercial use by AP teachers for course and exam preparation; permission for any other use must

More information

)UHH 5HVSRQVH 4XHVWLRQV )RUP

)UHH 5HVSRQVH 4XHVWLRQV )RUP Chemistry INFORMATION IN THE TABLE BELOW AND IN THE TABLES ON PAGES 3-5 MAY BE USEFUL IN ANSWERING THE QUESTIONS IN THIS SECTION OF THE EXAMINATION DO NOT DETACH FROM BOO 1 H 10079 3 Li 6941 11 Na 99 19

More information

AP Chemistry 2004 Scoring Guidelines

AP Chemistry 2004 Scoring Guidelines AP Chemistry 2004 Scoring Guidelines The materials included in these iles are intended or noncommercial use by AP teachers or course and exam preparation; permission or any other use must be sought rom

More information

AP Chemistry 2009 Free-Response Questions Form B

AP Chemistry 2009 Free-Response Questions Form B AP Chemistry 009 Free-Response Questions Form B The College Board The College Board is a not-for-profit membership association whose mission is to connect students to college success and opportunity. Founded

More information

AP Chemistry 2001 Free-Response Questions

AP Chemistry 2001 Free-Response Questions AP Chemistry 001 FreeResponse Questions The materials included in these files are intended for use by AP teachers for course and exam preparation in the classroom; permission for any other use must be

More information

AP Chemistry 2010 Free-Response Questions Form B

AP Chemistry 2010 Free-Response Questions Form B AP Chemistry 010 Free-Response Questions Form B The College Board The College Board is a not-for-profit membership association whose mission is to connect students to college success and opportunity. Founded

More information

AP Chemistry 2008 Free-Response Questions

AP Chemistry 2008 Free-Response Questions AP Chemistry 008 Free-Response Questions The College Board: Connecting Students to College Success The College Board is a not-for-profit membership association whose mission is to connect students to college

More information

CLASS TEST GRADE 11. PHYSICAL SCIENCES: CHEMISTRY Test 6: Chemical change

CLASS TEST GRADE 11. PHYSICAL SCIENCES: CHEMISTRY Test 6: Chemical change CLASS TEST GRADE PHYSICAL SCIENCES: CHEMISTRY Test 6: Chemical change MARKS: 45 TIME: hour INSTRUCTIONS AND INFORMATION. Answer ALL the questions. 2. You may use non-programmable calculators. 3. You may

More information

CHEM 108 (Spring-2008) Exam. 1 (105 pts)

CHEM 108 (Spring-2008) Exam. 1 (105 pts) CHEM 108 (Spring-2008) Exam. 1 (105 pts) Name: --------------------------------------------------------------------------, CLID # -------------------------------- LAST NAME, First (Circle the alphabet

More information

CHEM 108 (Fall-2006) Exam. 1 (Section 001) (103 pts)

CHEM 108 (Fall-2006) Exam. 1 (Section 001) (103 pts) CHEM 108 (Fall-2006) Exam. 1 (Section 001) (103 pts) Name: --------------------------------------------------------------------------, CLID # -------------------------------- LAST NAME, First (Circle the

More information

Name (print legibly) Seat no. On my honor, I have neither given nor received unauthorized aid on this exam.

Name (print legibly) Seat no. On my honor, I have neither given nor received unauthorized aid on this exam. Exam 2 CHEM 1303.001 Name (print legibly) Seat no. Signed On my honor, I have neither given nor received unauthorized aid on this exam. Date 30 questions/3.33 points each Indicate the BEST answer for the

More information

AP Chemistry 2005 Free-Response Questions Form B

AP Chemistry 2005 Free-Response Questions Form B AP Chemistry 005 Free-Response Questions Form B The College Board: Connecting Students to College Success The College Board is a not-for-profit membership association whose mission is to connect students

More information

CHEM& 161 PLACEMENT EXAM PREPARATION PROBLEMS

CHEM& 161 PLACEMENT EXAM PREPARATION PROBLEMS CHEM& 161 PLACEMENT EXAM PREPARATION PROBLEMS CHEM& 161 is a course that requires prerequisite knowledge in math and chemistry. The purpose of the placement exam is to ensure that you are entering at a

More information

1s 1. [He]2s 1. [He]2s 2. [He]2s 2 2p 2. [He]2s 2 2p 1. [He]2s 2 2p 4. [He]2s 2 2p 3. [He]2s 2 2p 6. [He]2s 2 2p 5

1s 1. [He]2s 1. [He]2s 2. [He]2s 2 2p 2. [He]2s 2 2p 1. [He]2s 2 2p 4. [He]2s 2 2p 3. [He]2s 2 2p 6. [He]2s 2 2p 5 Symbol: He Atomic Number: 2 Molar Mass: 4.003 g/mol Electronegativity: - 1s 2 Symbol: H Atomic Number: 1 Molar Mass: 1.008 g/mol Electronegativity: 2.20 1s 1 Symbol: Be Atomic Number: 4 Molar Mass: 9.012

More information

AP Chemistry 2009 Scoring Guidelines Form B

AP Chemistry 2009 Scoring Guidelines Form B AP Chemistry 2009 Scoring Guidelines Form B The College Board The College Board is a not-for-profit membership association whose mission is to connect students to college success and opportunity. Founded

More information

CHEM 114: Mid-course TEST Wednesday 23 rd March pm Answer ALL QUESTIONS

CHEM 114: Mid-course TEST Wednesday 23 rd March pm Answer ALL QUESTIONS NAME:. STUDENT ID N o. CHEM 114: Mid-course TEST Wednesday 23 rd March 2016 7.00 8.10pm Answer ALL QUESTIONS TIME MANAGEMENT: This examination is marked out of 60. An approximate marking scheme is provided

More information

Chem 115 POGIL Worksheet - Week 4 Moles & Stoichiometry

Chem 115 POGIL Worksheet - Week 4 Moles & Stoichiometry Chem 115 POGIL Worksheet - Week 4 Moles & Stoichiometry Why? Chemists are concerned with mass relationships in chemical reactions, usually run on a macroscopic scale (grams, kilograms, etc.). To deal with

More information

(please print) (1) (18) H IIA IIIA IVA VA VIA VIIA He (2) (13) (14) (15) (16) (17)

(please print) (1) (18) H IIA IIIA IVA VA VIA VIIA He (2) (13) (14) (15) (16) (17) CHEM 10113, Quiz 3 September 28, 2011 Name (please print) All equations must be balanced and show phases for full credit. Significant figures count, show charges as appropriate, and please box your answers!

More information

HANDOUT SET GENERAL CHEMISTRY I

HANDOUT SET GENERAL CHEMISTRY I HANDOUT SET GENERAL CHEMISTRY I Periodic Table of the Elements 1 2 3 4 5 6 7 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 IA VIIIA 1 2 H He 1.00794 IIA IIIA IVA VA VIA VIIA 4.00262 3 Li 6.941 11 Na 22.9898

More information

AP Chemistry 2006 Free-Response Questions

AP Chemistry 2006 Free-Response Questions AP Chemistry 006 Free-Response Questions The College Board: Connecting Students to College Success The College Board is a not-for-profit membership association whose mission is to connect students to college

More information

Periodic Table of the Elements

Periodic Table of the Elements Periodic Table of the Elements 1A 8A 1 18 1 2 H 2A 3A 4A 5A 6A 7A He 1.0079 2 13 14 15 16 17 4.0026 3 4 5 6 7 8 9 10 Li Be B C N O F Ne 6.941 9.0122 10.811 12.011 14.0067 15.9994 18.9984 20.1797 11 12

More information

3. When Q > K a reaction will do the following: (a) go backwards (b) go forwards (c) no change (d) go back and forth

3. When Q > K a reaction will do the following: (a) go backwards (b) go forwards (c) no change (d) go back and forth Name CH302H Exam 1 Spring 2013 Multiple Choice Neatly write your choice in the blank provided. (3 pts each) E A 1. The heat for this reaction at constant temperature and pressure CO 2 (g) C (s, graphite)

More information

PLEASE PRINT YOUR NAME IN BLOCK LETTERS. 04/02/09 Last 4 Digits of USC ID:

PLEASE PRINT YOUR NAME IN BLOCK LETTERS. 04/02/09 Last 4 Digits of USC ID: Chemistry 105 B First Letter of PLEASE PRINT YOUR NAME IN BLOCK LETTERS Exam 3 last Name Name: 04/02/09 Last 4 Digits of USC ID: Dr. Jessica Parr Lab TA s Name: Question Points Score Grader 1 18 2 8 3

More information

8. Relax and do well.

8. Relax and do well. CHEM 1314.03 Exam III John III. Gelder November 20, 1997 Name TA's Name Lab Section INSTRUCTIONS: 1. This examination consists of a total of 9 different pages. The last three pages include a periodic table,

More information

CHEM 108 (Fall-2004) Final Exam (100 pts)

CHEM 108 (Fall-2004) Final Exam (100 pts) CHEM 108 (Fall-2004) Final Exam (100 pts) Name: --------------------------------------------------------------------------, CLID # -------------------------------- LAST NAME, First (Circle the alphabet

More information

Topic 3 Periodic Trends

Topic 3 Periodic Trends Topic 3 Periodic Trends Chapter 06 Trends on the Periodic Table Chapter 07 Relationships between the elements CHEM 10 T03D01 How are elements arranged Prior to 1735, only 12 elements were known to man

More information

Original Form of Periodic Law

Original Form of Periodic Law Original Form of Periodic Law "Properties of elements are a periodic function of their atomic weights." Dmitri Mendeleev (Russian) Julius Lothar Meyer (German) 1869 Modern Periodic Law "Properties of elements

More information

2000 Advanced Placement Program Free-Response Questions

2000 Advanced Placement Program Free-Response Questions 000 Advanced Placement Program FreeResponse Questions The materials included in these files are intended for use by AP teachers for course and exam preparation in the classroom; permission for any other

More information

Chem 115 POGIL Worksheet - Week 4 Moles & Stoichiometry Answers

Chem 115 POGIL Worksheet - Week 4 Moles & Stoichiometry Answers Key Questions & Exercises Chem 115 POGIL Worksheet - Week 4 Moles & Stoichiometry Answers 1. The atomic weight of carbon is 12.0107 u, so a mole of carbon has a mass of 12.0107 g. Why doesn t a mole of

More information

Electronic Stability & Periodic Table

Electronic Stability & Periodic Table Electronic Stability & Periodic Table Things at higher energy are less stable!! All living things are dependent on their ability to acquire energy from unstable things! The compounds in the food you eat

More information

Chromium A case study. Chromium A case study. Electrolytic chromium-plating

Chromium A case study. Chromium A case study. Electrolytic chromium-plating 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 H He Li Be B C N O F Ne Na Mg Al Si P S Cl Ar K Ca Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr Rb Sr Y Zr Nb Mo Ru Rh Pd Ag Cd In Sn Sb Te I Xe Cs Ba La

More information

PERIODIC TABLES: I. Directory, II. Traditional, III. Vertical, IV. Toxicity (LD 50 values), V. Native (elemental form)

PERIODIC TABLES: I. Directory, II. Traditional, III. Vertical, IV. Toxicity (LD 50 values), V. Native (elemental form) PERIODIC TABLES: I. Directory, II. Traditional, III. Vertical, IV. Toxicity (LD 50 values), V. Native (elemental form) Site developed by Steve Murov, Professor Emeritus of Chemistry, Modesto Junior College,

More information

AP Chemistry 2009 Free-Response Questions

AP Chemistry 2009 Free-Response Questions AP Chemistry 009 Free-Response Questions The College Board The College Board is a not-for-profit membership association whose mission is to connect students to college success and opportunity. Founded

More information

B I N G O B I N G O. Hf Cd Na Nb Lr. I Fl Fr Mo Si. Ho Bi Ce Eu Ac. Md Co P Pa Tc. Uut Rh K N. Sb At Md H. Bh Cm H Bi Es. Mo Uus Lu P F.

B I N G O B I N G O. Hf Cd Na Nb Lr. I Fl Fr Mo Si. Ho Bi Ce Eu Ac. Md Co P Pa Tc. Uut Rh K N. Sb At Md H. Bh Cm H Bi Es. Mo Uus Lu P F. Hf Cd Na Nb Lr Ho Bi Ce u Ac I Fl Fr Mo i Md Co P Pa Tc Uut Rh K N Dy Cl N Am b At Md H Y Bh Cm H Bi s Mo Uus Lu P F Cu Ar Ag Mg K Thomas Jefferson National Accelerator Facility - Office of cience ducation

More information

AP Chemistry 2008 Scoring Guidelines Form B

AP Chemistry 2008 Scoring Guidelines Form B AP Chemistry 2008 Scoring Guidelines Form B The College Board: Connecting Students to College Success The College Board is a not-for-profit membership association whose mission is to connect students to

More information

AP Chemistry 2012 Free-Response Questions

AP Chemistry 2012 Free-Response Questions AP Chemistry 01 Free-Response Questions About the College Board The College Board is a mission-driven not-for-profit organization that connects students to college success and opportunity. Founded in 1900,

More information

Advanced Placement. Chemistry Oxidation-Reduction and Galvanic Cells

Advanced Placement. Chemistry Oxidation-Reduction and Galvanic Cells Advanced Placement Chemistry Oxidation-Reduction and Galvanic Cells 2014 47.90 91.22 178.49 (261) 50.94 92.91 180.95 (262) 52.00 93.94 183.85 (263) 54.938 (98) 186.21 (262) 55.85 101.1 190.2 (265) 58.93

More information

Chemistry 5 Final. Name(printed): Note: 10 points will be assigned if you print your name so I can read it effortlessly. Print legibly!

Chemistry 5 Final. Name(printed): Note: 10 points will be assigned if you print your name so I can read it effortlessly. Print legibly! Chemistry 5 Final ame(printed): ote: 10 points will be assigned if you print your name so can read it effortlessly. Print legibly! You must show your work to receive credit PERODC TABLE OF TE ELEMETS 1A

More information

Electron Configuration Activity

Electron Configuration Activity Electron Configuration Activity Purpose To find the relationship between electron configuration and organization of the periodic table. Materials Paper copy of the periodic table colored pencils or markers

More information

1. Atomic Structure Review

1. Atomic Structure Review 1. Atomic Structure Review Element Name Calcium - 42 Mass Number (P+N) Mass Number (P+N) 42 20Ca 2 Charge (P vs. E) Atomic Number (P) Element Symbol Bohr Model of the Atom: Modern Quantum theory Electrons

More information

AP Chemistry 2004 Scoring Guidelines Form B

AP Chemistry 2004 Scoring Guidelines Form B AP Chemistry 2004 Scoring Guidelines Form B The materials included in these files are intended for noncommercial use by AP teachers for course and exam preparation; permission for any other use must be

More information

Thermodynamics explores the connection between energy and the EXTENT of a reaction but does not give information about reaction rates (Kinetics).

Thermodynamics explores the connection between energy and the EXTENT of a reaction but does not give information about reaction rates (Kinetics). Thermodynamics explores the connection between energy and the EXTENT of a reaction but does not give information about reaction rates (Kinetics). Rates of chemical reactions are controlled by activation

More information

All answers must use the correct number of significant figures, and must show units!

All answers must use the correct number of significant figures, and must show units! CHEM 10113, Quiz 2 September 7, 2011 Name (please print) All answers must use the correct number of significant figures, and must show units! IA Periodic Table of the Elements VIIIA (1) (18) 1 2 1 H IIA

More information

Why did it take approximately 2000 years before another viewpoint was accepted?

Why did it take approximately 2000 years before another viewpoint was accepted? SCHM 103: Fundamentals of Chemistry Ch. 3: The Evolution of Atomic Theory HISTORY OF THE ATOM Ancient Greek Philosophers Democritus (460 370 BC) Aristotle (382 322 BC) Why did it take approximately 2000

More information

AP Chemistry 2001 Scoring Guidelines

AP Chemistry 2001 Scoring Guidelines AP Chemistry 2001 Scoring Guidelines The materials included in these files are intended for non-commercial use by AP teachers for course and exam preparation; permission for any other use must be sought

More information

8. Relax and do well.

8. Relax and do well. CHEM 1314 3;30 pm Theory Exam III John III. Gelder November 13, 2002 Name TA's Name Lab Section INSTRUCTIONS: 1. This examination consists of a total of 8 different pages. The last page include a periodic

More information

AP Chemistry 2010 Free-Response Questions

AP Chemistry 2010 Free-Response Questions AP Chemistry 010 Free-Response Questions The College Board The College Board is a not-for-profit membership association whose mission is to connect students to college success and opportunity. Founded

More information

CHEM 10113, Quiz 7 December 7, 2011

CHEM 10113, Quiz 7 December 7, 2011 CHEM 10113, Quiz 7 December 7, 2011 Name (please print) All equations must be balanced and show phases for full credit. Significant figures count, show charges as appropriate, and please box your answers!

More information

CHEM Come to the PASS workshop with your mock exam complete. During the workshop you can work with other students to review your work.

CHEM Come to the PASS workshop with your mock exam complete. During the workshop you can work with other students to review your work. It is most beneficial to you to write this mock midterm UNDER EXAM CONDITIONS. This means: Complete the midterm in 1.5 hours. Work on your own. Keep your notes and textbook closed. Attempt every question.

More information

Please read these instructions carefully, but do not open the question paper until you are told that you may do so. This paper is Section 2 of 2.

Please read these instructions carefully, but do not open the question paper until you are told that you may do so. This paper is Section 2 of 2. NATURAL SCIENCES ADMISSIONS ASSESSMENT SPECIMEN PAPER and ANSWER BOOKLET 40 minutes SECTION 2 Candidate number N Centre number d d m m y y y y Date of Birth First name(s) Surname / Family Name INSTRUCTIONS

More information

Chemistry 112, Fall 2006, Section 1 (Garman and Heuck) Exam 2b (100 points) 9 Nov 2006

Chemistry 112, Fall 2006, Section 1 (Garman and Heuck) Exam 2b (100 points) 9 Nov 2006 Chemistry 11, Fall 006, Section 1 (Garman and Heuck) (100 points) 9 Nov 006 Name: YOU MUST: Put your name and student ID on the bubble sheet correctly. Put the exam number on the bubble sheet on the upper

More information

AP Chemistry 2011 Free-Response Questions

AP Chemistry 2011 Free-Response Questions AP Chemistry 011 Free-Response Questions About the College Board The College Board is a mission-driven not-for-profit organization that connects students to college success and opportunity. Founded in

More information

Student Number: Fall 2007 Chemistry 1000 Midterm #1A / 60 marks

Student Number: Fall 2007 Chemistry 1000 Midterm #1A / 60 marks Fall 007 Chemistry 1000 Midterm #1A / 60 marks INSTRUCTIONS: 1) Please read over the test carefully before beginning. You should have 6 pages of questions, and a formula/periodic table sheet (7 pages total).

More information

Chemistry 5 Test 1. You must show your work to receive credit PERIODIC TABLE OF THE ELEMENTS. 5 B 10.81 13 Al 26.98

Chemistry 5 Test 1. You must show your work to receive credit PERIODIC TABLE OF THE ELEMENTS. 5 B 10.81 13 Al 26.98 Chemistry 5 Test 1 Name: You must show your work to receive credit PERIODIC TABLE OF THE ELEMENTS 1A 1 H 1.008 2A 3A 4A 5A 6A 7A 3 Li 6.941 11 Na 22.99 19 K 39.10 37 Rb 85.47 55 Cs 132.9 87 Fr (223) 4

More information

8. Relax and do well.

8. Relax and do well. CHEM 1314.03 Exam III John III. Gelder ovember 20, 1997 ame KEY TA's ame Lab Section ISTRUCTIS 1. This examination consists of a total of 9 different pages. The last three pages include a periodic table,

More information

AP Chemistry 2007 Scoring Guidelines

AP Chemistry 2007 Scoring Guidelines AP Chemistry 2007 Scoring Guidelines The College Board: Connecting Students to College Success The College Board is a not-for-profit membership association whose mission is to connect students to college

More information

Secondary Support Pack. be introduced to some of the different elements within the periodic table;

Secondary Support Pack. be introduced to some of the different elements within the periodic table; Secondary Support Pack INTRODUCTION The periodic table of the elements is central to chemistry as we know it today and the study of it is a key part of every student s chemical education. By playing the

More information

Test of Academic Skills (TEAS)

Test of Academic Skills (TEAS) Test of Academic Skills (TEAS) Chemistry Topics Review January, 2014 Dr. Ben Tovrog General, Organic, and Biological Chemistry 1 2 3 Periodic Table of the Elements 1 H 1.008 2 He 4.003 3 Li 6.941 4 Be

More information

E1 Precipitation and Water Purity

E1 Precipitation and Water Purity E1 Precipitation and Water Purity E1 is a one session lab! Will we do the entire experiment? Experiment 1 Pre-lab Report Pre-lab Report (page 34) Due at the start of Lab (8am or 11am or 2pm) Goals for

More information

Ch 8 Atomic Electron Configuration and Chemical Periodicity

Ch 8 Atomic Electron Configuration and Chemical Periodicity Ch 8 Atomic Electron Configuration and Chemical Periodicity Pauli Exclusion principle No two electrons in an atom have the same set of quantum numbers. If two electrons occupy the same orbital, they must

More information

Lab Day and Time: Instructions. 1. Do not open the exam until you are told to start.

Lab Day and Time: Instructions. 1. Do not open the exam until you are told to start. Name: Lab Day and Time: Instructions 1. Do not open the exam until you are told to start. 2. This exam is closed note and closed book. You are not allowed to use any outside material while taking this

More information

AP Chemistry 2016 Free-Response Questions

AP Chemistry 2016 Free-Response Questions AP Chemistry 2016 Free-Response Questions College Board, Advanced Placement Program, AP, AP Central, and the acorn logo are registered trademarks of the College Board. AP Central is the official online

More information

Atomic Structure.

Atomic Structure. Werner Heisenberg Atomic Structure http://www.science-class.net/8th_notes/8th_notes_mainpage.htm. John Dalton (766-844) thought that an atom is a sphere of matter that is the same throughout. 2. J.J. Thomson

More information

Condensation in the Solar Nebula and the Cosmochemical Classification of the Elements. EPS 250 SBJ-Spring 2011

Condensation in the Solar Nebula and the Cosmochemical Classification of the Elements. EPS 250 SBJ-Spring 2011 Condensation in the Solar Nebula and the Cosmochemical Classification of the Elements EPS 250 SBJ-Spring 2011 Cosmochemical and Geochemical Classification of the Elements In cosmochemistry the elements

More information

AP Chemistry 2008 Scoring Guidelines

AP Chemistry 2008 Scoring Guidelines AP Chemistry 008 Scoring Guidelines The College Board: Connecting Students to College Success The College Board is a not-for-profit membership association whose mission is to connect students to college

More information

Chem :10a section Evening Exam #3v3

Chem :10a section Evening Exam #3v3 Page 1 of 6 Chem 111 10:10a section Evening Exam #3v3 This exam is composed of 25 questions. Go initially through the exam and answer the questions you can answer quickly. Then go back and try the ones

More information

The Periodic Table, Electron Configuration & Chemical Bonding. Lecture 7

The Periodic Table, Electron Configuration & Chemical Bonding. Lecture 7 The Periodic Table, Electron Configuration & Chemical Bonding Lecture 7 Electrons We will start to look at the periodic table by focusing on the information it gives about each element s electrons. How

More information

PREDICTING CHARGES. - for many main group elements, you cah predict the charge using the periodic table! IA. He VIA VIIA Li Be B C N O F Ne

PREDICTING CHARGES. - for many main group elements, you cah predict the charge using the periodic table! IA. He VIA VIIA Li Be B C N O F Ne PREDICTING CHARGES - how do you figure out the charge that an element might take when it becomes an ion? - for many main group elements, you cah predict the charge using the periodic table! IA VIIIA H

More information

All answers must use the correct number of significant figures, and must show units!

All answers must use the correct number of significant figures, and must show units! CHEM 10113, Quiz 2 September 7, 2011 Name (please print) All answers must use the correct number of significant figures, and must show units! IA Periodic Table of the Elements VIIIA (1) (18) 1 2 1 H IIA

More information

2006 U. S. NATIONAL CHEMISTRY OLYMPIAD

2006 U. S. NATIONAL CHEMISTRY OLYMPIAD 2006 U. S. NATIONAL CHEMISTRY OLYMPIAD NATIONAL EXAM PART III Prepared by the American Chemical Society Olympiad Laboratory Practical Task Force OLYMPIAD LABORATORY PRACTICAL TASK FORCE Steve Lantos, Brookline

More information

Replacement of Chromium(VI)

Replacement of Chromium(VI) 1 Replacement of Chromium(VI) in Passivations on Zinc And Zinc Alloys Patricia Preikschat,, D-64673 Zwingenberg Topics: what are we searching for? properties of hexavalent passivation films criteria for

More information

School of Chemistry and Physics Westville Campus, Durban

School of Chemistry and Physics Westville Campus, Durban School of Chemistry and Physics Westville Campus, Durban BARCODE CHEMICAL REACTIVITY - CHEM10 TEST 1 Date: Thursday, 5 September 013 Total marks: 5 Time: 17h45 18h30 IMPORTANT: Complete this part immediately.

More information

AUS-e-TUTE. Periodic Table Lessons and Activities. ausetute.com.au. Definition of Terms used in this publication: Crossword: Drill: Exam:

AUS-e-TUTE. Periodic Table Lessons and Activities. ausetute.com.au. Definition of Terms used in this publication: Crossword: Drill: Exam: 2012 AUS-e-TUTE Periodic Table Lessons and Activities Definition of Terms used in this publication: requires students to find and enter information, Interactive Learning Activity: then guides them through

More information

CHEMICAL COMPOUNDS MOLECULAR COMPOUNDS

CHEMICAL COMPOUNDS MOLECULAR COMPOUNDS 48 CHEMICAL COMPOUNDS - Dalton's theory does not mention this, but there is more than one way for atoms to come together to make chemical compounds! - There are TWO common kinds of chemical compound, classified

More information

in the Periodic Table Reading: Gray: (2-2) to (2-4) and (2-9) OGN: (3.1), (15.8) and (15.9)

in the Periodic Table Reading: Gray: (2-2) to (2-4) and (2-9) OGN: (3.1), (15.8) and (15.9) in the Periodic Table Reading: Gray: (2-2) to (2-4) and (2-9) OGN: (3.1), (15.8) and (15.9) Now We Can Understand Arrangement of the Periodic Table of Elements Trends in Atomic Size Trends in Ionization

More information

M03/420/H(1)+ CHEMISTRY HIGHER LEVEL PAPER 1. Wednesday 14 May 2003 (afternoon) 1 hour INSTRUCTIONS TO CANDIDATES

M03/420/H(1)+ CHEMISTRY HIGHER LEVEL PAPER 1. Wednesday 14 May 2003 (afternoon) 1 hour INSTRUCTIONS TO CANDIDATES c IB DIPLOMA PROGRAMME PROGRAMME DU DIPLÔME DU BI PROGRAMA DEL DIPLOMA DEL BI M0/40/H(1)+ CHEMISTRY HIGHER LEVEL PAPER 1 Wednesday 14 May 00 (afternoon) 1 hour INSTRUCTIONS TO CANDIDATES Do not open this

More information

AP Chemistry 2010 Scoring Guidelines Form B

AP Chemistry 2010 Scoring Guidelines Form B AP Chemistry 2010 Scoring Guidelines Form B The College Board The College Board is a not-for-profit membership association whose mission is to connect students to college success and opportunity. Founded

More information

Chem 115 POGIL Worksheet - Week 10 Periodic Trends

Chem 115 POGIL Worksheet - Week 10 Periodic Trends Chem 115 POGIL Worksheet - Week 10 Periodic Trends Why? The size of an atom or ion and the attraction between the nucleus and the outermost electrons play important roles in determining the chemistry of

More information

Chem 1721/1821 9:00 Exam 1 OR Dr. Susan Bates 11:00 February 14, 2013

Chem 1721/1821 9:00 Exam 1 OR Dr. Susan Bates 11:00 February 14, 2013 Chem 72/82 9:00 Exam OR Dr. Susan Bates :00 February 4, 203 Name N A = 6.022 x 0 23 mol R = 8.34 J/K mol = 0.08206 L atm K mol q = msδt Π=MRT P soln = χ solv P solv ΔT b = K b m ΔT f = K f m ln P vap P

More information

Evolving model of the atom

Evolving model of the atom Atomic Electron Configurations and Chemical Periodicity Evolving model of the atom 1803 (Dalton): All matter is composed of tiny, indivisible, indestructible particles called atom. 1903 (Thompson): Subatomic

More information

CHEMICAL COMPOUNDS MOLECULAR COMPOUNDS

CHEMICAL COMPOUNDS MOLECULAR COMPOUNDS 48 CHEMICAL COMPOUNDS - Dalton's theory does not mention this, but there is more than one way for atoms to come together to make chemical compounds! - There are TWO common kinds of chemical compound, classified

More information

The Periodic Table and Periodic Law

The Periodic Table and Periodic Law The Periodic Table and Periodic Law Section 6.1 Development of the Modern Periodic Table In your textbook, reads about the history of the periodic table s development. Use each of the terms below just

More information

TINA AKINYI CHEM 177 EXAM 3 REVIEW 4/12/15

TINA AKINYI CHEM 177 EXAM 3 REVIEW 4/12/15 TINA AKINYI CHEM 177 EXAM 3 REVIEW 4/12/15 TIPS FOR YOUR EXAM - SPEED AND ACCURACY WILL SAVE YOU - DON T GUESS UNLESS YOU HAVE TO - YOU RE SMART - YOU CAN DO THIS - DON T BE ANXIOUS OR NERVOUS - A FEW

More information

1 Electrons and Chemical Bonding

1 Electrons and Chemical Bonding CHAPTER 1 1 Electrons and Chemical Bonding SECTION Chemical Bonding BEFORE YOU READ After you read this section, you should be able to answer these questions: What is chemical bonding? What are valence

More information

EXAM I Sample Exam 1-2 Dr. V. Williamson. FORM A is EXAM I AF, VERSION 2 (v2)

EXAM I Sample Exam 1-2 Dr. V. Williamson. FORM A is EXAM I AF, VERSION 2 (v2) FORM A is EXAM I AF, VERSION 2 (v2) 1. DO NOT TURN THIS PAGE UNTIL DIRECTED TO DO SO. 2. These tests are machine graded; therefore, be sure to use a No. 1 or 2 pencil for marking the answer sheets. 3.

More information

Reporting Category 1: Matter and Energy

Reporting Category 1: Matter and Energy Name: Science Teacher: Reporting Category 1: Matter and Energy Atoms Fill in the missing information to summarize what you know about atomic structure. Name of Subatomic Particle Location within the Atom

More information

CHEMISTRY PAPER 2. ( S a m p l e P a per)

CHEMISTRY PAPER 2. ( S a m p l e P a per) HONG KONG EXAMINATIONS AND ASSESSMENT AUTHORITY HONG KONG DIPLOMA OF SECONDARY EDUCATION EXAMINATION CHEMISTRY PAPER 2 ( S a m p l e P a per) Time allowed: 1 hour This paper must be answered in English.

More information

Chemical Bonding Many-Electron Atoms and the Periodic Table Experimental Measures of Orbital Energies Sizes of Atoms and Ions

Chemical Bonding Many-Electron Atoms and the Periodic Table Experimental Measures of Orbital Energies Sizes of Atoms and Ions Chapter 17 Many-Electron Atoms and Chemical Bonding 17.1 Many-Electron Atoms and the Periodic Table 17.2 Experimental Measures of Orbital Energies 17.3 Sizes of Atoms and Ions 17.4 Properties of the Chemical

More information

Ionic Compound. Binary Ionic Compounds Name to Formula. The Language of Chemistry. Metals and Non Metals. Binary Ionic

Ionic Compound. Binary Ionic Compounds Name to Formula. The Language of Chemistry. Metals and Non Metals. Binary Ionic The Language of Chemistry Chemistry has a language all of its own Ionic Compounds Chemistry Element Symbols Chemical Formulas Chemical Equations English Letters Words Sentences Each element symbol starts

More information

AP Chemistry 2007 Scoring Guidelines Form B

AP Chemistry 2007 Scoring Guidelines Form B AP Chemistry 2007 Scoring Guidelines Form B The College Board: Connecting Students to College Success The College Board is a not-for-profit membership association whose mission is to connect students to

More information

Useful Information for Academic Challenge Chemistry Exam

Useful Information for Academic Challenge Chemistry Exam Useful Information for Academic Challenge Chemistry Exam ph = -log [H + ] poh = -log [OH - ] PV = nrt (R = 0.08206 L atm mol -1 K -1 ) d water = 1.0 g/ml at 20 C F = (9/5) C + 32 C = (5/9)[ F - 32] K =

More information

100% ionic compounds do not exist but predominantly ionic compounds are formed when metals combine with non-metals.

100% ionic compounds do not exist but predominantly ionic compounds are formed when metals combine with non-metals. 2.21 Ionic Bonding 100% ionic compounds do not exist but predominantly ionic compounds are formed when metals combine with non-metals. Forming ions Metal atoms lose electrons to form +ve ions. Non-metal

More information

Atomic Structure & Elements

Atomic Structure & Elements Atomic Structure & Elements (Chapter 2: p 24-42, 46-48, 50-51. Problems (all 2.--): 3, 5b, 7, 15, 17, 19, 21, 23, 25, 27, 29, 63, 69 Picture of an Atom Nucleus Electron Cloud I. Dalton s Atomic Theory

More information

Metals, Non-Metals, Metalloids and the Periodic Table

Metals, Non-Metals, Metalloids and the Periodic Table Metals, Non-Metals, Metalloids and the Periodic Table Matter and Elements Matter- anything that has mass and takes up space Element- a pure substance that cannot be broken down into a simpler substance

More information

UCC Chemistry Contest Chemistry 11

UCC Chemistry Contest Chemistry 11 UCC Chemistry Contest Chemistry 11 May 21, 2003 Time: 60 minutes Please follow the instructions below. We will send your teacher a report on your performance. Top performers are eligible for prizes. The

More information

The Periodic Table of Elements. 1 st created by Russian Chemist, Dmitry Mendeleyev, in 1869

The Periodic Table of Elements. 1 st created by Russian Chemist, Dmitry Mendeleyev, in 1869 The Periodic Table of Elements 1 st created by Russian Chemist, Dmitry Mendeleyev, in 1869 Properties of Metals, Nonmetals, and Metalloids In your BOSS on page 23 (right side), create a table listing the

More information

The Periodic Table of the Elements. The Periodic Table of the Elements QUIZ THURSDAY Oct 20

The Periodic Table of the Elements. The Periodic Table of the Elements QUIZ THURSDAY Oct 20 The Periodic Table of the Elements 1 18 1 2 H 2 13 14 15 16 17 He 1.0079 4.0026 3 4 5 6 7 8 9 10 Li Be B C N O F Ne 6.941 9.01218 10.811 12.011 14.0067 15.9994 18.9984 20.1797 11 12 13 14 15 16 17 18 Na

More information

GENERAL CHEMISTRY TOPICAL:

GENERAL CHEMISTRY TOPICAL: GENERAL CHEMISTRY TOPICAL: Thermodynamics and Thermochemistry Test 1 Time: 22 Minutes* Number of Questions: 17 * The timing restrictions for the science topical tests are optional. If you are using this

More information

FORM 3 CHEMISTRY TIME: 1h 30min

FORM 3 CHEMISTRY TIME: 1h 30min DIRECTORATE FOR QUALITY AND STANDARDS IN EDUCATION Department of Curriculum Management Educational Assessment Unit Track 3 Annual Examinations for Secondary Schools 2015 FORM 3 CHEMISTRY TIME: 1h 30min

More information

Solutions Know these terms: soluble, solute, solvent, solution, electrolyte, nonelectrolyte, saturated, unsaturated, supersaturated

Solutions Know these terms: soluble, solute, solvent, solution, electrolyte, nonelectrolyte, saturated, unsaturated, supersaturated Chemistry Final Exam Review Sheet 100 questions, all multiple choice. The material covered on your exam will include (but is not limited to) chapters 8, 9, 10, 11, 12, 13, 14. Remember that there are concepts

More information