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JEE MAIN 2019
11-01-2019 S2
Question
For the equilibrium $2 \mathrm{H}_2 \mathrm{O} \rightleftharpoons \mathrm{H}_3 \mathrm{O}^{+}+\mathrm{OH}^{-}$,
the value of $\Delta \mathrm{G}^{\circ}$ at 298 K is approximately
Select the correct option:
A
$-80 \mathrm{~kJ} \mathrm{~mol}^{-1}$
B
$-100 \mathrm{~kJ} \mathrm{~mol}^{-1}$
C
$80 \mathrm{~kJ} \mathrm{~mol}^{-1}$ (4) $100 \mathrm{~kJ} \mathrm{~mol}^{-1}$
D
$100 \mathrm{~kJ} \mathrm{~mol}^{-1}$
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
Solution
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