MCQ
In which of the following entropy decreases ?
- ✓Crystallization of sucrose from solution
- BRusting of iron
- CMelting of ice
- DVaporization of camphor
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
$\left(R=0.083\, L\, \operatorname{bar} \,\mathrm{K}^{-1} \,\mathrm{~mol}^{-1}\right)$

Given : $K_f (H_2O)$ = $2\ K\ kg\ mole^{-1}$, $K_{sp} (PbCl_2)$ = $4 × 10^{-6}$
(Assume molarity to be equal to molality) .....$^oC$
$2S{O_2} + {O_2}$ $\rightleftharpoons$ $2S{O_3};\,\,\Delta H = - 45.2\,kcal$ Which of the following factors favours the formation of $S{O_3}$