JEE Main 2009 — Electrochemistry Question with Solution
JEE Main 2009
Question
In a fuel cell methanol is used as fuel and oxygen gas is used as an oxidizer. The reaction is At standard Gibb's energies of formation for and are and respectively. If standard enthalpy of combustion of methanol is , efficiency of the fuel cell will be
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D
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This is a previous-year question from JEE Main 2009, 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.