On passing electricity through acidulated water, the gaseous products obtained are collected in two separate test tubes A and B. The volume of the gas collected in test tube A is double the volume of gas collected in test tube B. Identify the two gases in test tube A and B.

On passing electricity through acidulated water, the gaseous products

1.	On passing electricity through acidulated water, the gaseous products obtained are collected in two separate test tubes A and B. The volume of the gas collected in test tube A is double the volume of gas collected in test tube B. Identify the two gases in test tube A and B.
Answer» Hydrogen and oxygen Oxygen and hydrogen Hydrogen peroxide and oxygen Oxygen and WATER vapour Solution :On passing electricity through acidulated water it decomposes to hydrogebn and oxygen. VOLUME of hydrogen EVOLVED in TEST TUBE A is double the volume of oxygen collected in test tube B.