Question

In the activity of Electrolyses of water, the gas collected in one of the test tubes double of the amount
collected in the other. Why? Name this gas.
Write reaction conditions used either up or down the arrow in the following reactions​

Answer 1

Answer:

The gas collected on the cathode is Hydrogen gas and the gas collected on the anode is Oxygen gas. Hydrogen gas is double the amount of oxygen gas because of the ratio of hydrogen and oxygen in water i.e. H2O. The ratio of Hydrogen: Oxygen is 2:1.