1) What is an acid? a) A substance that releases H+ ions in solution b) A substance that releases OH- ions in solution c) A soluble metal hydroxide d) all of the above e) none of the above 2) Metal + acid -> a) salt + oxygen b) salt + water c) salt + hydrogen d) acid + hydrogen 3) Metal oxide + acid -> a) salt + water b) salt + oxygen c) salt + hydrogen d) acid + hydrogen e) salt + metal f) salt + metal oxide 4) What types of salts does hydrochloric acid make? a) nitrates b) sulfates c) chlorides 5) What types of salts does sulfuric acid make? a) nitrates b) sulfates c) chlorides 6) What types of salts does nitric acid make? a) nitrates b) sulfates c) chlorides d) phosphates 7) What type of salt does phosphoric acid make? a) nitrate b) sulfate c) chloride d) phosphate 8) Acid + alkali --> a) salt + carbon dioxide + water b) salt + water c) salt + hydrogen d) metal oxide + water 9) metal carbonate + acid --> a) salt + carbon dioxide + water b) salt + water c) salt + hydrogen d) metal oxide + water 10) Which acid has this formula?  a) sulfuric acid b) phosphoric acid c) nitric acid d) Hydrochloric acid 11) Which acid has this formula? a) sulfuric acid b) phosphoric acid c) nitric acid d) Hydrochloric acid 12) Which acid has this formula? a) sulfuric acid b) phosphoric acid c) nitric acid d) Hydrochloric acid 13) Which acid has this formula?  a) sulfuric acid b) phosphoric acid c) nitric acid d) Hydrochloric acid 14) What is this formula of? a) oxygen b) hydrogen c) water d) carbon dioxide 15) What is the formula for hydrogen gas? a) H2 b) H c) H2O d) HOH e) H2 16) What is the formula for carbon dioxide? a) cO2 b) CO2 c) co2 d) CO2 17) nitric acid + magnesium --> a) magnesium nitric + water  b) magnesium nitrite + hydrogen c) magnesium nitrate + water d) magnesium nitrate + hydrogen 18) _________ _________ + sodium --> sodium sulphate + hydrogen a) sulfur oxide b) sulfuric acid c) sodium sulfur d) phosphoric acid 19) sodium hydroxide + hydrochloric acid --> a) sodium chloride + chloric b) sodium chloride + hydrogen c) sodium chloride + water d) chloride + hydrogen e) sodiate chloride + hydrogen 20) Three experimental steps in making a soluble salt are... a) filtration - evaporation/crystallisation - reaction b) reaction - evaporation/crystallisation - filtration c) reaction - filtration - evaporation/crystallisation 21) To neutralise all the acid... a) a smaller volume of acid is used b) excess base is added c) it's tested with litmus paper 22) Which of these is/are bases? a) CuO b) CuNO3 c) Ca Cl2 d) MgO 23) Is a description of copper carbonate... a) Black powder b) Green powder c) CuCO3 24) We filter the reaction mixture... a) to remove impurities from the residue. b) to collect the residue. c) to remove excess reagent. d) to have a clear filtrate. 25) Which are alkalis? a) CuO b) NaOH c) CuCO3 d) KOH

Making Salts

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