The reaction Easy occurs |GeneralOrgancChemistyJEEMain2023

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JEE MAIN 2023

08-04-2023

Question

The reaction Ea$y occurs in which of the given galvanic cell. $$ $$ \frac{1}{2} \mathrm{H}_2(\mathrm{~g})+\mathrm{AgCl}(\mathrm{~s}) \rightleftharpoons \mathrm{H}^{+}(\mathrm{aq})+\mathrm{Cl}^{-}(\mathrm{aq})+\mathrm{Ag}(\mathrm{~s}) $$ occurs in which of the given galvanic cell.|

Select the correct option:

A

$\mathrm{Pt}\left|\mathrm{H}_2(\mathrm{~g})\right| \mathrm{KCl}\left(\left.\mathrm{sOl}\right|^n\right)|\mathrm{AgCl}(\mathrm{s})| \mathrm{Ag}$

B

$\mathrm{Pt}\left|\mathrm{H}_2(\mathrm{~g})\right| \mathrm{HCl}\left(\left.\mathrm{sOl}\right|^{\mathrm{n}}\right)|\mathrm{AgCl}(\mathrm{s})| \mathrm{Ag}$

C

$\mathrm{Ag}|\mathrm{AgCl}(\mathrm{s})| \mathrm{KCl}\left(\mathrm{sof}^{\mathrm{f}}\right)|\mathrm{AgCl}(\mathrm{s})| \mathrm{Ag}$

D

$\mathrm{Pt}\left|\mathrm{H}_2(\mathrm{~g})\right| \mathrm{HCl}\left(\mathrm{sof}^{\prime}\right)\left|\mathrm{AgNO}_3\left(\mathrm{sol}^{1 n}\right)\right| \mathrm{Ag}$

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

Sol. Anode: $\frac{1}{2} \mathrm{H}_2(\mathrm{~g}) \rightleftharpoons \mathrm{H}^{+}(\mathrm{aq})+\mathrm{e}^{-}$ Cathode: $\mathrm{AgCl}(\mathrm{s})+\mathrm{e}^{-} \rightarrow \mathrm{Ag}(\mathrm{s})+\mathrm{Cl}^{-}(\mathrm{aq})$

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