The dissociation constants for acetic acid and {\HCN} at 25^{\circ} {\C} are 1.5 \times 10^{-5} and 4.5 \times 10^{-10}, respectively. The equilibrium constant for the equilibrium - {\CN}^{-}+ {\CH}_3 {\COOH} ⇌ {\HCN}+ {\CH}_3 {\COO}^{-} would be :

AIPMT 2009 Physics and Chemistry Paper

Question : 66 of 100

Marks: +1, -0

The dissociation constants for acetic acid and HCN at 25∘C are 1.5×10−5 and 4.5×10−10, respectively. The equilibrium constant for the equilibrium - CN−+CH3‌COOH⇌HCN+CH3COO− would be :

3.0×104
3.0×105
3.0×10−5
3.0×10−4

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