MCQ
Which of the following would the optically active
- A$CH_2=C=CH_2$
- B

- ✓$CH_3-CH=C=CH-CH_3$
- D



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$\mathrm{Sn}^{4+}, \mathrm{Sn}^{2+}, \mathrm{Pb}^{2+}, \mathrm{Tl}^{3+}, \mathrm{Pb}^{4+}, \mathrm{Tl}^{+}$
(Round off to the Nearest Integer).
[Atomic masses: $K : 39.0\, u ; O : 16.0 \,u ; H : 1.0\, u ]$
$2KCl{O_4}(s) \rightleftharpoons 2KCl(s) + 3{O_2}(g)$
If $\Delta {H^o} = 25\,kcal/mol$ and $\Delta {S^o} = 50\,cal/K$, at what temperature equilibrium will be established in the container. (Ignore variation of $\Delta {H^o}$ and $\Delta {S^o}$ with temperature.)......$K$