(a) In electrolysis of water, why is the volume of gas  collected over one electrode double
Channel: Doubtnut
Date: 2020-04-12

(a) In electrolysis of water, why is the volume of gas  collected over one electrode double that gas collected over the other electrode ?   (b) (i) What is observed whern a solution of potassium iodide is added to a solution of lead nitrate taken in a test tube ?   (ii) What type of reaction is this ?    (iii) Write a balanced chemical equation to represent the above reaction.