Question

In electrolysis of water identify


a) The gases evolved at anode and cathode

b) Why are the amount of gases collected in two test tube are of not the same

volume?

c) What type of reaction is this?​

Answer 1

Explanation:

b) In the electrolysis of water, the gas collected at cathode is hydrogen and the gas collected at anode is oxygen. The gas which is collected in double amount is hydrogen. This is because water contains two molecules as compared to one molecule of oxygen.

Answer 2

Explanation:

In the electrolysis of water the gas collected at cathode is hydrogen and the gas collected at anode is oxygen. ... This is because water contains two parts of hydrogen element as compared to one part of oxygen element by volume. iii Pure water is a bad conductor of electricity.