Naming Compounds Handout Key p. 2 Name each of the following monatomic cations: Li + = lithium ion Ag + = silver ion Cd +2 = cadmium ion Cu +2 = copper (II) ion Al +3 = aluminum ion Mg +2 = magnesium ion Mn +2 = manganese (II) ion Sn +4 = tin (IV) ion H + = hydrogen ion Fe +3 = iron (III) ion K + = potassium ion Ca +2 = calcium ion Co +3 = cobalt (III) ion Na + = sodium ion Ti +4 = titanium (IV) ion Ni +2 = nickel (II) ion p. 3 Name each of the following monatomic anions: F = fluoride ion Cl = chloride ion Br = bromide ion S = sulfide ion I = iodide ion P 3 = phosphide ion CHEMISTRY Naming Compounds Handout Key v 1-3 page 1 of 7
p. 4 Name each of the following polyatomic ions: CN = cyanide ion SO 4 = sulfate ion OH = hydroxide ion + NH 4 = ammonium ion CrO 4 = chromate ion NO3 = nitrate ion 3 PO 4 = phosphate ion C2 H 3 O 2 = acetate ion Combine each pair of ions to get the formula of the compound they form: NH 4 + + F NH 4 F Li + + CN LiCN Sr +2 + CO 3 SrCO 3 Al +3 + PO 4 3 AlPO 4 Na + + C 2 H 3 O 2 NaC 2 H 3 O 2 K + + OH KOH Ni +2 + CrO 4 NiCrO 4 Fe +3 + N 3 FeN Cd +2 + SO 4 CdSO 4 Co +3 + P 3 CoP p. 5 Combine each pair of ions to get the formula of the compound they form: Cu + O Sn +4 SO 4 K + P 3 Cu 2 O Sn(SO 4 ) 2 K 3 P Li + CO 3 Fe +3 S Ni +2 PO 4 3 Li 2 CO 3 Fe 2 S 3 Ni 3 (PO 4 ) 2 CHEMISTRY Naming Compounds Handout Key v 1-3 page 2 of 7
p. 6 Combine each pair of ions to get the chemical formula, then name the compound: Individual ions Compound Formula Compound Name Mg +2 F MgF 2 magnesium fluoride Ni +2 S NiS nickel (II) sulfide Ca +2 Br CaBr 2 calcium bromide Al +3 P 3 AlP aluminum phosphide Co +2 NO 2 Co(NO 2 ) 2 cobalt (II) nitrite K + CrO 4 K 2 CrO 4 potassium chromate Fe +3 O Fe 2 O 3 iron (III) oxide CHEMISTRY Naming Compounds Handout Key v 1-3 page 3 of 7
p. 8 Give the name for each compound given its chemical formula: Formula Individual Ions Name of Compound MgCl 2 Mg +2 Cl magnesium chloride LiOH Li + OH lithium hydroxide ZnCO 3 Zn 2+ CO 3 2 zinc carbonate K 2 S K + S 2 potassium sulfide FePO 4 Fe 3+ PO 4 3 iron (III) phosphate SnO 2 Sn 4+ O 2 tin (IV) oxide CuBr 2 Cu 2+ Br copper (II) bromide Ag 3 N Ag + N 3 silver nitride Mn(CN) 2 Mn 2+ CN manganese (II) cyanide AgC 2 H 3 O 2 Ag + C 2 H 3 O 2 silver acetate CHEMISTRY Naming Compounds Handout Key v 1-3 page 4 of 7
p. 9 Give the name for each compound given its chemical formula: Name of Compound individual ions Formula lithium cyanide Li + CN LiCN iron (III) sulfate Fe +3 SO 4 Fe 2 (SO 4 ) 3 calcium iodide Ca +2 I CaI 2 tin (IV) dichromate Sn +4 Cr 2 O 7 cadmium nitrite Cd +2 NO 2 copper (II) acetate Cu +2 C 2 H 3 O 2 zinc carbonate Zn +2 CO 3 Sn(Cr 2 O 7 ) 2 Cd(NO 2 ) 2 Cu(C 2 H 3 O 2 ) 2 ZnCO 3 lead (II) phosphide Pb +2 P 3 Pb 3 P 2 potassium sulfite K + SO 3 K 2 SO 3 cobalt (II) nitride Co +2 N 3 Co 3 N 2 nickel (II) permanganate Ni +2 MnO 4 Ni(MnO 4 ) 2 p. 10 Name the following molecular compounds: SO 3 = sulfur trioxide XeF 6 = xenon hexafluoride N 2 O 4 = dinitrogen tetraoxide SiBr 4 = silicon tetrabromide ClF 3 = chlorine trifluoride Cl 2 O 7 = dichlorine heptaoxide PCl 5 = phosphorus pentachloride P 4 O 10 = tetraphosphorus decaoxide CHEMISTRY Naming Compounds Handout Key v 1-3 page 5 of 7
p. 11 Give the formulas for each of the following molecular compounds: nitrogen trichloride dibromine heptaoxide dinitrogen pentasulfide NCl 3 Br 2 O 7 N 2 S 5 Name each of the following ions, and determine the formula and name of the corresponding acid that forms from the ion. Name of Ion Formula of Acid Name of Acid Cl = chloride ion HCl (aq) = hydrochloric acid CO 3 = carbonate ion H2 CO 3 (aq) = carbonic acid SO 3 = sulfite ion H2 SO 3 (aq) = sulfurous acid PO 4 3 = phosphate ion H3 PO 4 (aq) = phosphoric acid NO 3 = nitrate ion HNO3 (aq) = nitric acid CHEMISTRY Naming Compounds Handout Key v 1-3 page 6 of 7
p. 12 Name each of the following acids: HBr (aq)= hydrobromic acid H 2 SO 4 (aq)= sulfuric acid H 2 CrO 4 (aq)= chromic acid HC 2 H 3 O 2 (aq)= acetic acid Give the formula for each of the following acids: [Don t forget to indicate (aq)!] hydrofluoric acid = HF (aq) phosphoric acid = H 3 PO 4 (aq) hydroiodic acid = HI (aq) sulfurous acid = H 2 SO 3 (aq) nitrous acid = HNO 2 (aq) chromic acid = H 2 CrO 4 (aq) carbonic acid = H 2 CO 3 (aq) nitric acid = HNO 3 (aq) PUTTING IT ALL TOGETHER: Name each of the following compounds: BaCl 2 = barium chloride NiBr 2 = nickel (II) bromide HNO 3 (aq) = nitric acid SO 2 = sulfur dioxide AgF = silver fluoride PbSe 2 = lead (IV) selenide NiSO 3 = nickel (II) sulfite PF 5 = phosphorus pentafluoride K 2 SO 4 = potassium sulfate Cr(C 2 H 3 O 2 ) 3 = chromium (III) acetate FeP= iron (III) phosphide Al 2 (CO 3 ) 3 = aluminum carbonate CuMnO 4 = copper (I) permanganate Cd(OH) 2 = cadmium hydroxide CHEMISTRY Naming Compounds Handout Key v 1-3 page 7 of 7