Chemistry
Select the correct answer from A, B, C, D and E for each statement given below:
A: Hydrogen
B: Copper [II] oxide
C: Oxygen
D: Copper [II] hydroxide
E: Ammonia
The black residue obtained on heating copper carbonate.
The basic gas obtained when two gases react in presence of a catalyst and the reaction is exothermic.
The gas obtained when potassium chlorate is heated in the presence of a catalyst.
The pale blue precipitate obtained when copper [II] sulphate reacts with sodium hydroxide.
The gas which reacts with oxygen to give a neutral liquid.
Chemical Reaction
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Answer
B: Copper [II] oxide
E: Ammonia
C: Oxygen
D: Copper [II] hydroxide
A: Hydrogen
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(a) Write the word equation for the above molecular equation.
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