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Acids, Bases And Salts_Properties And Reactions, Types Of Oxides
Test Description: Properties and Reactions of Acids and Bases, Types of Oxides
Instructions: Answer all questions to get your test result.
1) Ammonium carbonate reacts with phosphoric acid to give _____.
A
No reaction
B
ammonium phosphite, water and carbon dioxide gas
C
ammonium phosphate, water and carbon dioxide gas
D
phosphate carbonate, ammonia gas and water
2) Ammonium carbonate reacts with potassium hydroxide to give _____.
A
ammonium phosphate, water and carbon dioxide gas
B
potassium carbonate and ammonia gas
C
No reaction
D
potassium carbonate, ammonia gas and water
3) Which statement is false?
A
Gas is produced when barium carbonate reacts with hydrochloric acid is an acidic oxide.
B
Lead does not react with sulfuric acid to give salt and hydrogen gas.
C
A lighted splint can be used to test for the gas liberated when metals react with dilute acids.
D
Ammonia gas is liberated when ammonium chloride reacts with sodium hydroxide.
4) Which statement is false for ALL acids?
A
Not all acids undergo esterification with alcohols.
B
All acids exist as simple covalent molecules.
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.
5) Which statement is true for ALL bases?
A
They react with metals to give salt and hydrogen gas.
B
They turn moist blue litmus paper red.
C
They have a bitter taste and soapy feel.
D
They can conduct electricity when dissolved in water.
6) Which oxide reacts only with an acid?
A
Zinc oxide
B
Silicon oxide
C
Copper(II) oxide
D
Carbon monoxide
7) Which oxide reacts only with an alkali?
A
Water
B
Aluminium oxide
C
Sulfur dioxide
D
Magnesium oxide
8) Which oxide reacts with both an acid and an alkali?
A
Lead oxide
B
Carbon dioxide
C
Potassium oxide
D
Nitrogen monoxide
9) Which oxide does not react with any acid / alkali?
A
Carbon dioxide
B
Calcium oxide
C
Zinc oxide
D
Dinitrogen oxide
10) Which statement about oxides is false?
A
All acidic oxides have a simple molecular structure.
B
Dissolving oxides will allow us to get most acids and alkalis.
C
All basic oxides have a giant ionic lattice structure.
D
Water is a neutral oxide.
*select an answer for all questions
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