Chemistry Form One Schemes of Work: Term One

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3 For use with Form One : Term One WEEK Introduction to Introduction to as a Subject Definition of and its role in the society recall the subjects and topics taught in primary level science. name the branches of science. define. explain its role in society, name the career choices after studying. primary science topics relating to Identifying the branches of science Writing of the definition of Explaining the role of in society Explaining careers related to Flow chart on branches of science Pictures on the applications of Chart on chemical processes in the home Use of photographs of areas relevant to Chart on careers requiring as a subject pages 1 2 pages 1 2 pages 2 3 pages Introduction to laboratory learner should be able to define the term laboratory. meaning of laboratory Demonstration of some laboratory apparatus School chemistry laboratory Common chemistry laboratory apparatus page 3 pages 2 3 WEEK 6 2 Introduction to The Bunsen burner name the parts and the functions of the Bunsen burner. name the parts of a luminous flame. the parts of a non-luminous flame. Explaining the parts of the Bunsen burner Drawing parts of a luminous and nonluminous flame The Bunsen burner Chart on parts of a Bunsen burner and the Bunsen burner flame pages 3 7 pages Introduction to Apparatus used for studying learner should be able to name and draw some chemistry laboratory apparatus. chemistry laboratory apparatus Drawing the apparatus laboratory apparatus pages 8 11 pages NOT FOR SALE

4 For use with WEEK Introduction to Introduction to laboratory and safety rules Other heating apparatus learner should be able to state and explain at least 10 laboratory safety rules. name other heating apparatus apart from the Bunsen burner. explain how each functions. the importance of selected laboratory safety rules Discussion of how each apparatus works functions of each named apparatus School laboratory Laboratory equipments Chart on laboratory safety rules Spirit lamp Candle Stove Electric heater pages pages 2 4 pages 3 8 pages 4 5 Form 1 Term 1 Separation of mixtures define the term mixture. classify mixtures into miscible and immiscible liquids. list several methods of separating mixtures. Demonstration of separation of several mixtures Observation and discussion Listing several methods of separating mixtures Sugar/sand Chalk/sand /paraffin Flow chart on mixtures and separation methods pages 3 15 pages 6 11 WEEK 8 Separation of mixtures Soluble and insoluble define soluble, insoluble solids, solution, solute and solvent. explain how a soluble solid can be separated from an insoluble solid. Defining key terms Class experiments procedure for separation of mixtures Sand/salt mixture Beaker Conical flask Filter paper Evaporating dish Separating funnel pages pages NOT FOR SALE

5 For use with Decantation distillation separate immiscible liquids. name the parts and the functions of distillation apparatus. assemble the distillation apparatus. experiments to separate mixtures Class discussions Supervised practice Drawing of diagrams of distillation apparatus Liebig condenser Thermometer Flask Tap water Sea water Paraffin pages pages Form 1 Term 1 WEEK 10 WEEK 9 Fractional distillation Fractional distillation Chromatography and solvent extraction explain the stages of fractional distillation. differentiate between simple distillation and fractional distillation. learner should be able to explain at least two industrial applications of fractional distillation. define chromatography. demonstrate the process of chromatography. explain how different colours move on a filter paper. explain how chromatography is used. the stages of fractional distillation Demonstration of distillation experiment Drawing of diagrams on fractional distillation Differentiating between simple and fractional distillation application of fractional distillation Defining chromatography experiments to show chromatography Explaining chromatography Stating uses of chromatography Round-bottom flask Condenser Burner Thermometer Ethanol Fractional distillation apparatus Fractionating column Chart on fractional distillation Filter paper Funnel Ethanol Flowers Dropper Ink Chart showing chromatography pages pages page 38 pages pages pages NOT FOR SALE

6 For use with WEEK Application of chromatography and solvent extraction give one application of chromatography. explain how oil can be extracted from nuts. application of chromatography Explaining oil extraction from nuts Pestle Mortar Nut seeds Propanone White paper pages page 19 Form 1 Term 1 WEEK 12 Revision Removal of stains Revision learner should be able to explain how stains can be removed from fabrics. learner should be able to identify and explain concepts learnt. Demonstration on stain removal from fabrics Answering questions Doing assignments topics already covered Stains of blood, fats paint Washing soda Paraffin Ammonia Quiz Assignment Review questions pages page 19 Objectives in schemes of work WEEK 13 Revision and end of term examination 107 NOT FOR SALE

7 For use with Form One Schemes of Work: Term Two WEEK Revision Revision of last term s work learner should be able to identify and explain concepts learnt in term One. Answering questions Doing assignments topics previously covered Assignments Quiz Review questions pages 1 20 Objectives in the schemes of work WEEK 3 WEEK 2 Crystallization Application of crystallization Sublimation Review on separation of mixtures define the term crystallization. prepare copper (II) sulphate crystals or sodium chloride. learners should be able to: define a supersaturated solution and a saturated solution. explain how salt is formed in Lake Magadi. define sublimation. give examples of salts that sublime. explain how one can separate a salt that sublimes from salts which do not sublime. learner should be able to identify appropriate methods of separating named mixtures. experiments to show crystallization preparation of copper (II) sulphate and sodium chloride Discussion of types of solutions Explaining salt formation in Lake Magadi Defining sublimation Describing separation by sublimation Demonstration on sublimation separation of mixtures Beaker Sodium chloride Stirring rod Copper (II) sulphate solution Salt Stirring rod Beaker Burner Chart on salt formation process at Lake Magadi Ammonium chloride NaCl Burner Sand Boiling tubes Test tube holders Review questions Marking scheme pages pages pages pages pages pages pages pages NOT FOR SALE

8 For use with WEEK 5 WEEK 4 WEEK 6 Criteria of purity Criteria of purity Effect of heat on substances Effect of heat on substances Effect of heat on substances determine the melting point of ice. determine the boiling point of water. learner should be able to explain the effect of impurities on boiling and melting points. name the three states of matter. state the kinetic theory of matter. explain the properties of the three states of matter. investigate what happens when ice is heated to boiling point. use a graph to illustrate changes of state of matter and temperature. learner should be able to explain the melting point and the boiling point in terms of kinetic theory. melting point and boiling point experiments to show melting point and boiling point criteria of purity Discussing and observing a demonstration on effects of impurities on boiling point and melting point Naming the three states of matter kinetic theory of matter Explaining the properties of the states of matter an experiment to investigate the effect of heat on ice Observing a demonstration observations of experiment melting and boiling points with reference to kinetic theory Thermometer Solid ice Burner Beaker Thermometer Solid ice Burner Beaker Chart showing properties of the states of matter Beaker Thermometer Tripod stand Wire gauze Burner Ice cubes Chart on particles of matter in each state Illustrative graph on melting point and boiling point pages page 24 pages pages pages pages pages pages pages pages Form 1 Term NOT FOR SALE

9 For use with WEEK 6 Permanent and non -permanent changes define permanent changes. define non-permanent changes. Defining permanent and non-permanent changes experiments to show permanent and temporary changes Burner Ice NH 4 Cl Mg metal Cu metal Carbon pages pages Form 1 Term 2 WEEK 8 WEEK 7 Elements, atoms, molecules and compounds Elements, compounds and symbols of elements Symbols of elements Word equations learner should be able to define an element, a molecule, an atom and a compound. give examples of at least 3 elements and 3 compounds. state the symbols of common elements. learner, should be able to: name at least 4 elements. give the symbols of at least 5 elements using Latin or English names. learner should be able to give simple word equations of chemical reactions. meaning of element, atom, molecule and compound Identifying and writing chemical symbols of common elements Listing examples of elements and compounds Naming and writing correct symbols of elements Writing a variety of simple word equations Chart on definitions of atom, molecule, compound and element Chart on symbols of elements Chart on symbols of elements The periodic table Chart on word equations pages pages pages pages pages pages page 36 pages NOT FOR SALE

10 For use with WEEK 9 Acids and bases Acids and bases Indicators Acids define an indicator. give at least 3 examples of indicators. make simple acid-base indicators from flowers. define acid, organic acids and inorganic acids. name at least 3 organic and inorganic acids. give at least 3 properties of acids. Defining indicators Naming types of indicators experiments to prepare flower based indicators Naming organic and inorganic acids Listing examples of organic and inorganic acids Demonstrating properties of acids Defining the terms acids, organic and inorganic acids Indicators Litmus paper Phenolphthalein Methyl orange Universal indicator Pestle Mortar Flower petals Lemon Orange Milk Tea Cheese Stomach juice Car batteries Hydrochloric acid Sulphuric acid Vinegar pages pages pages pages Form 1 Term 2 WEEK 10 Acids and bases Acids and bases Bases and alkalis Colour changes of indicators in acids and bases define a base. give at least 3 examples of bases. give at least 3 properties of bases. learner should be able to give the colour of each indicator in acidic and basic media as well as in neutral solution. Defining bases Listing examples of bases experiments to show properties of bases experiments on colour changes of indicators colour changes of indicators in acidic and basic media Soap Antiacid tablets Jik Chart on properties of bases Indicators Acid solutions Basic solutions Droppers pages pages pages page NOT FOR SALE

11 For use with WEEK 11 Acids and bases Acids and bases Universal indicator and ph scale Importance of acid-base neutralization give reasons why the universal indicator is commonly used. define a ph scale and give the ph of acids, bases and neutral solutions in the scale. measure the ph of given solutions. explain 3 applications of acidbase neutralization reactions in real life. give the disadvantages of acids and bases. the universal indicator experiments on the universal indicator the ph scale application of acids and bases Listing advantages and disadvantages of acids and bases ph scale ph indicators solutions of acids, bases and neutral solutions Antacids tablets Decayed tooth Acidic soils Corroded metal pages pages pages pages Form 1 Term 2 WEEK 12 Composition of air Percentage composition of oxygen in air give the percentage composition of constituents of air. demonstrate that air has two main active parts. By the end of the lesson, the learner should be able to calculate the percentage composition of oxygen in air. composition of air Demonstration on a burning candle in limited air Observation and discussion Recording the composition of air experiment to determine the percentage of oxygen in air Observation and calculation of percentage of oxygen in air Trough Gas jar Beehive shelf Candle Pie-chart on composition of air Chart on how to determine percentage composition of oxygen in air pages 52, pages pages pages WEEK 13 Revision and end of term examination 112 NOT FOR SALE

12 For use with Form One Schemes of Work: Term Three WEEK Revision Revision of term two s work learner should be able to identify and explain concepts learnt in term two. Answering questions Quiz Discussion with teachers on topics previously coverd Assignments Quiz Review questions pages Objectives in the schemes of work WEEK 3 WEEK 2 Quantitative determination of oxygen in air Rusting Burning substances in air calculate quantitavely the percentage of oxygen in air. determine the proportion of air used when copper turnings is heated in a fixed volume of air. calculate the percentage of oxygen in the air using alkaline pyrogallol. give the uses of oxygen. determine the conditions necessary for rusting. list three ways of preventing rusting. determine the change in mass when substances burn in air and note the acidity or alkalinity of the gas produced. write word equations and define acidic and basic oxides. experiment to investigate percentage of oxygen in air the observations made Calculating the percentage of air using alkaline pyrogallol the uses of oxygen an experiment to determine conditions for rusting conditions for rusting experiments of burning substances in air observations Writing relevant word equations Gas syringes Glass tube Copper turnings Liquid pyrogallol NaOH Measuring cylinders Bunsen burner Pair of tongs Non-greasy nails Test tubes Salt water Boiled water CaCl Mg, Na, C, S, P, Cu, Ca Crucible Weighing balance Burners Litmus paper pages pages pages pages pages pages NOT FOR SALE

13 For use with WEEK 3 Laboratory preparation and properties of oxygen assemble the apparatus used to prepare oxygen. give the physical and chemical properties of oxygen. give a confirmatory test for oxygen gas. define the term oxidation and reduction. experiment to prepare oxygen in the laboratory Observing demonstration properties of oxygen Defining oxidation and reduction Flat-bottomed flask Thistle funnel with clip Trough Gas jar Delivery tube Hydrogen peroxide MnO 2 C, S, Mg, Cu Two-holed rubber bangs pages pages Form 1 Term 3 Atmosphere and pollution define atmospheric pollution. explain the causes of air pollution. explain the efforts being made to reduce air pollution. causes and control of air pollution Chart showing causes and control of air pollution pages pages WEEK 4 Preparation, drying and collection of gases list the stage of gas preparation and collection. explain how gases can be generated, dried and collected using the two methods. give the characteristics of gas collected by each method. methods of gas preparation and collection experiments to show gas preparation and collection gases collected by each method Thistle funnel Flask U-tube Gas jar Delivery tube Charts on methods of generation, drying and collecting gases pages page 61 WEEK 5 Industrial preparation of oxygen learner should be able to explain how oxygen is distilled from liquid air by fractional distillation. preparation of oxygen by fractional distillation of liquid air Chart showing fractional distillation in liquid air pages page NOT FOR SALE

14 For use with WEEK 7 WEEK 6 WEEK 5 Activity series and uses of oxygen gas Sources of water Water is a product of burning organic matter Water as an oxide of arrange elements in order of reactivity with oxygen from most to least reactive. give at least 3 uses of oxygen gas. state sources of water. explain the importance of water. learner should be able to assemble apparatus to show the product of burning candle and test for water. assemble apparatus to show that water is an oxide of. test for the presence of water. reactivity series Explaining uses of oxygen the sources of water Explaining the importance of water an experiment to show water is a product of burning organic matter Observation and discussion of results of experiment an experiment to show water is an oxide of Observation and discussion on results from experiment Writing relevant equations Chart showing reactivity series Chart on sources of water Photographs Magazines and scientific journals Candle, ice cold water Funnel CuSO 4 Wash bottle Two test tubes with side arms Lime water Hydrogen generator Cold surface CuSO 4 Cobalt chloride pages pages pages pages page 71 pages pages 71, pages Form 1 Term NOT FOR SALE

15 For use with WEEK 7 Reaction of metals with water explain the observations when metals react with water. write word equations when metals react with water. experiments to show reaction of water with metals Observation and discussion on the results of experiments Writing word equations for the reactions Sodium, magnesium, calcium, potassium, iron, zinc Litmus Splint Trough Gas jar pages pages Form 1 Term 3 WEEK 8 Reaction of metals with steam Reactivity series of water with metals explain the observation when the magnesium reacts with cold water. write word equation for the reaction between metals and steam. learner should be able to arrange metals in order of their reactivity with water from most to least reactive. experiments to show the reaction of magnesium with steam Observation and discussion on results obtained Writing a word equation for the reaction reaction of metals with water and steam Drawing summary table showing reactivity series Steam Mg Boiling tube Trough Gas jar Delivery tube Chart on reactivity series pages pages page 77 pages WEEK 9 Laboratory preparation of assemble the apparatus used to prepare gas in the laboratory. give the physical and the chemical properties of gas. give the general test for gas. preparation, properties and test for gas experiments to prepare Observation and discussion on results obtained the test for Flat-bottomed flask Thistle funnel Cork Delivery tube Trough Gas jar Splint Zinc granule Dilute sulphuric acid pages pages NOT FOR SALE

16 For use with Form 1 Term 3 WEEK 9 Oxidation and reduction explain using word equations how is a good reducing agent. define oxidation, reduction and redox reactions in terms of. use word equations to explain redox. Defining oxidation and reduction as a reducing agent Using word equations to explain redox Hydrogen generator Burner CuO, copper (II) sulphate, calcium (II) chloride U-tube pages pages WEEK 11 WEEK 10 Uses of Summary of the topics learner should be able to explain at least 3 uses of. learner should be able to answer all questions on pages 72, 79, 81 and 83 of Student s Book 1. the uses of Supervised practice Discussing correct answers to questions Revision and end of year examination Chart on uses of Charts previously used pages pages pages 71, 72, 75, 76, NOT FOR SALE