MCQ
Salicylaldehyde is synthesized from phenol, when reacted with
- A

- B$\mathrm{CO}_2, \mathrm{NaOH}$
- C$\mathrm{CCl}_4, \mathrm{NaOH}$
- ✓$\mathrm{HCCl}_3, \mathrm{NaOH}$


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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
