JEE Main 2016 — Electrochemistry Question with Solution
From: JEE Main 2016 (Online) 10th April Morning Slot
Question
Oxidation of succinate ion produces ethylene and carbon dioxide gases. On passing 0.2 Faraday electricity through an aqueous solution of potassium succinate, the total volume of gases (at both cathode and anode) at STP (1 atm and 273 K) is :
Choose an option
Show full solutionCorrect option: D
Correct answer
D8.96 L
Step-by-step explanation
The reaction is
At the anode (Oxidation):
At the cathode (Reduction):
Total number of moles of gases
= moles of C2H6 + moles of CO2 + moles of H2
L
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This is a previous-year question from JEE Main 2016, covering the Electrochemistry chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.