What product is formed at the cathode during the electrolysis of concentrated sodium chloride solution using carbon electrodes? by Sunday | May 11 | Chemistry WAEC | 0 comments A. Chlorine B. Hydrogen C. Oxygen D. Sodium Correct Answer: Option B B. Hydrogen Users Also Read These:Sulphur is soluble in ethanol but not in water while…A concentrated solution containing H+, Cu²+, OH‾ and…117.0g of sodium chloride was dissolved in the…The products of the electrolysis of dilute sodium…When sodium hydroxide solution is added to a…