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Given :

Question:

Given :

$\mathrm{E}_{\mathrm{Fe}^{-3 /} / \mathrm{Fe}}^{\circ}=-0.036 \mathrm{~V}, \mathrm{E}_{\mathrm{Fe}^{\circ 2 /} / \mathrm{Fe}}^{\circ}=-0.439 \mathrm{~V}$. The value of standard electrode potential for the change.

$\mathrm{Fe}_{(\mathrm{aq})}^{+3}+\mathrm{e}^{-} \longrightarrow \mathrm{Fe}_{(\text {aq })}^{+2}$ will be :-

  1.  0.770 V

  2. –0.27 V

  3. –0.072 V

  4. 0.385 V


Correct Option:

Solution:

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