Acids, Bases And Salts_Properties And Reactions, Types Of Oxides Question Preview (ID: 51983)
Properties And Reactions Of Acids And Bases, Types Of Oxides.
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Which statement is true for ALL bases?
a) They have a bitter taste and soapy feel.
b) They turn moist blue litmus paper red.
c) They can conduct electricity when dissolved in water.
d) They react with metals to give salt and hydrogen gas.
Which statement is false for ALL acids?
a) All acids exist as simple covalent molecules.
b) Not all acids undergo esterification with alcohols.
c) 10 cm^3 of 1 mol dm^-3 of any acid solution will have the same pH.
d) 10 cm^3 of 1 mol dm^-3 of any monoprotic acid solution will require the same amount of base for complete reaction.
Ammonium carbonate reacts with potassium hydroxide to give _____.
a) potassium carbonate, ammonia gas and water
b) ammonium phosphate, water and carbon dioxide gas
c) potassium carbonate and ammonia gas
d) No reaction
Which statement is false?
a) Ammonia gas is liberated when ammonium chloride reacts with sodium hydroxide.
b) Lead does not react with sulfuric acid to give salt and hydrogen gas.
c) Gas is produced when barium carbonate reacts with hydrochloric acid is an acidic oxide.
d) A lighted splint can be used to test for the gas liberated when metals react with dilute acids.
Ammonium carbonate reacts with phosphoric acid to give _____.
a) ammonium phosphite, water and carbon dioxide gas
b) phosphate carbonate, ammonia gas and water
c) ammonium phosphate, water and carbon dioxide gas
d) No reaction
Which oxide reacts only with an acid?
a) Zinc oxide
b) Silicon oxide
c) Copper(II) oxide
d) Carbon monoxide
Which oxide reacts only with an alkali?
a) Magnesium oxide
b) Sulfur dioxide
c) Aluminium oxide
d) Water
Which oxide reacts with both an acid and an alkali?
a) Carbon dioxide
b) Nitrogen monoxide
c) Lead oxide
d) Potassium oxide
Which oxide does not react with any acid / alkali?
a) Carbon dioxide
b) Calcium oxide
c) Zinc oxide
d) Dinitrogen oxide
Which statement about oxides is false?
a) All basic oxides have a giant ionic lattice structure.
b) Dissolving oxides will allow us to get most acids and alkalis.
c) All acidic oxides have a simple molecular structure.
d) Water is a neutral oxide.
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