Electrochemistry_JEE-Main-2020_040920_S1 - Competishun – Live JEE & NEET Courses and Exam Prep

JEE MAIN 2020

04-09-2020 S1

Question

Identify the incorrect statement from the option below for the above cell:

Select the correct option:

If $\mathrm{E}_{\mathrm{ext}}<1.1 \mathrm{~V}, \mathrm{Zn}$ dissolves at anode and Cu deposits at cathode

If $\mathrm{E}_{\text {ext }}=1.1 \mathrm{~V}$, no flow of $\mathrm{e}^{-}$or current occurs

If $\mathrm{E}_{\text {ext }}>1.1 \mathrm{~V}, \mathrm{e}^{-}$flows from Cu to Zn

If $\mathrm{E}_{\text {ext }}>1.1 \mathrm{~V}, \mathrm{Zn}$ dissolves at Zn electrode and Cu deposits at Cu electrode

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

Question Tags

JEE Main

Chemistry

Easy

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