JEE Mains Chemistry Past PapershardMCQ SINGLE

The emf of cell 0.001M 0.01M T1 T1 Cu Cu is 0.83 V at 298 K. It could be increased by : (A) increasiJEE Mains Chemistry Past Papers Chemistry Question

Question

The emf of cell 0.001M 0.01M T1 T1 Cu Cu is 0.83 V at 298 K. It could be increased by : (A) increasing concentration of T1+ ions (B) increasing concentration of both T1+ and Cu2+ ions (C) decreasing concentration of both T1+ and Cu2+ ions (D) increasing concentration of Cu2+ ions $//(1®

Answer: D

💡 Solution & Explanation

            s aq aq s s aq aq s AnodicReaction T T e CathodicReaction Cu 2e Cu Overall RedoxReaction 2T Cu 2T Cu                  o cell cell T 0.0591 E E log Cu             Ecell increases by increasing concentration of [Cu+2] ions.

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