MCQ
Select the $CORRECT$ order of stability
- A$Hg^{+2} > Hg$
- ✓$Sn^{+4} > Sn^{+2}$
- C$Bi^{+5} > Bi^{+3}$
- D$PbBr_4 > PbCl_4$
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($i$) $P \xrightarrow[\text { ii) } \mathrm{Zn} / \mathrm{H}_2 \mathrm{O}]{\text { i) } \mathrm{O}_3 / \mathrm{CH}_2 \mathrm{Cl}_2} \underset{\left(\mathrm{C}_8 \mathrm{H}_8 \mathrm{O}\right)}{Q}$
($ii$) $R \xrightarrow[\text { ii) } \mathrm{Zn} / \mathrm{H}_2 \mathrm{O}]{\text { i) } \mathrm{O}_3 / \mathrm{CH}_2 \mathrm{Cl}_2} \underset{\left(\mathrm{C}_8 \mathrm{H}_8 \mathrm{O}\right)}{S}$
The option(s) with suitable combination of $P$ and $R$, respectively, is(are)
At what value of $(n)$ given compound will not evolve $CO_2$ gas ?