MCQ
The reagent used in Gatterman Koch aldehyde synthesis is
- A$Pb/BaS{O_4}$
- Balkaline $KMn{O_4}$
- Cacidic $KMn{O_4}$
- ✓$CO + HCl$

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$(I)\, IUPAC$ name of compound is pentaamminenitrito $-N-$ chrornium $(III)$ tetrachlorozincate $(II)$
$(II)$ It shows geometrical isomerism
$(III)$ It shows linkage isomerism
$(IV)$ It shows coordination isomerism

$\mathrm{H}_3 \mathrm{PO}_4 \ \ \ \ \mathrm{H}_2 \mathrm{SO}_4 \ \ \ \ \mathrm{H}_3 \mathrm{PO}_3 \ \ \ \ \mathrm{H}_2 \mathrm{CO}_3 \ \ \ \ \mathrm{H}_2 \mathrm{~S}_2 \mathrm{O}_7 $
$ \mathrm{H}_3 \mathrm{BO}_3 \ \ \ \ \mathrm{H}_3 \mathrm{PO}_2 \ \ \ \ \mathrm{H}_2 \mathrm{CrO}_4 \ \ \ \ \mathrm{H}_2 \mathrm{SO}_3 $
