MCQ
- AStatement I is incorrect but Statement II is correct.
- BBoth Statement I and Statement II are incorrect
- CStatement I is correct but Statement II is incorrect
- ✓Both Statement I and Statement II are correct.

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$A\,\xrightarrow{{H{g^{2 + }}\,/\,{H^ + }}}B\,\xrightarrow{{NaB{H_4}}}C\,\xrightarrow[{conc.\,\,HCl}]{{ZnC{l_2}}}$ Turbidity within $5$ minutes.
Consider the following reactions $‘A’$ is
$\mathrm{R}=8.314\; \mathrm{JK}^{-1} \mathrm{mol}^{-1}$