Question

Of the following reactions

(i) A $\rightleftharpoons$ B $\Delta$D G${}^0$ = 250 kJ mol${}^{-1}$

(ii) D $\rightleftharpoons$ E $\Delta$ D G${}^0$ = -100 kJ mol${}^{-1}$

(iii) F $\rightleftharpoons$ G $\Delta$ D G${}^0$ = -150 kJ mol${}^{-1}$

(iv) M $\rightleftharpoons$ N $\Delta$ D G${}^0$ = 150 kJ mol${}^{-1}$

the reaction with the largest equilibrium constant is

• A. I
• B. II
• C. III
• D. IV

Answer 1

The correct option is C

III

$\Delta G^0=-RTIn{K}_{eq}$