For an equation- Ni s -2 Ag - aq - Ni 2- aq -2 Ag s the Nernst equation is written as-A- Ecell -Eoll -R T-2 Fln- N 12-A g-B- Ecell -Ecell -R T-2 Fln- N -2-2-A g-2C- Ecell -Ecell -R T-2 Fln- N -2-A g-2D- Ecell -Ecell -R T-2 Fln- N i2-A g-1 - 2

The correct option is C nbsp; nbsp; Here,n=2 nbsp; nbsp; ...

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Preparation of Alcohols from Carbonyl Compounds

For an equati...

Question

For an equation: Ni(s) + 2Ag⁺(aq) → Ni²⁺(aq) + 2Ag(s) the Nernst equation is written as:

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C u (s) + 2 A g^{+} (a q .) \to C u^{2 +} (a q .) + 2 A g (s)

E_{c e l l}^{\circ} = 0.46 V

C u^{2 +}, E_{c e l l}^{\circ}

25^{\circ} C

M g (s) + 2 A g^{+} (a q) ⇌ M g^{2 +} (a q) + 2 A g (s)

E_{c e l l}^{0} = + 3.17 V

E_{c e l l}, Δ G^{0} and Q

[A g^{+}] = 10^{- 3} M

[M g^{2 +}] = 0.02 M

Q is reaction quotient

l o g 2 = 0.301

M g (s) + 2 A g^{+} (a q .) ⇌ M g^{2 +} (a q .) + 2 A g (s)

E_{c e l l}^{\circ}

+ 3.17 V

298 K

E_{c e l l}, △ G^{\circ}

Q

A g^{+}

M g^{2 +}

0.001 M

0.02 M

Calculate the equilibrium constant of the reaction.
$C u (s) + 2 A g^{+} (a q) \to C u^{2 +} (a q) + 2 A g (s)$ , $E_{c e l l}^{⊖} = 0.46 V$

N i (s) | N i^{2 +} (a q . 0.1 M) | | A g^{+} (a q . 0.1 M | A g (s)

E_{A g^{+} / A g}^{\circ} = 0.80 v o l t

E_{N i^{2 +} / N i}^{\circ} = - 0.25 v o l t

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