Which of the following options will be correct for the stage of half completion of the reaction A ⇄ B.

(i) ΔGΘ = 0

(ii) ΔGΘ > 0

(iii) ΔGΘ < 0

(iv) ΔGΘ = –RT ln2

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1 Answers

(i) ΔGΘ = 0

Justification : ΔGΘ = – RT lnK

At the stage of half completion of reaction [A] = [B], Therefore, K = 1.

Thus, ΔGΘ = 0

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