Write the relation between standard cell potential and equilibrium constant.(b) Write the representation of sodium hexacyanoferrate (III) complex.

Q.12

(a) Write the relation between standard cell potential and equilibrium constant.

(b) Write the representation of sodium hexacyanoferrate (III) complex.

Doubtly Asked 28 Oct 2026 Board exam · June 2026 hsc 12th Save WhatsApp Report

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(a) \(\Delta G^\circ = -nFE^\circ_{\text{cell}} = -2.303RT\log_{10}K\), so \(E^\circ_{\text{cell}} = \dfrac{2.303RT}{nF}\log_{10}K\); at 298 K, \(E^\circ_{\text{cell}} = \dfrac{0.0592}{n}\log_{10}K\).

(b) Na₃[Fe(CN)₆]

Doubtly AI · 28 Oct 2026 AI-verified · Oct 2026 Report

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Write the relation between standard cell potential and equilibrium constant.(b) Write the representation of sodium hexacyanoferrate (III) complex.

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