MCQ
$M$ is


- A

- ✓

- C

- D








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phenol $\xrightarrow[{reaction}]{{\operatorname{Re} imer - Tiemann}}X\xrightarrow[{(ii)\,{H^ \oplus }}]{{(i)\,NaOH\,conc}}Z$
Product $Z$ is
(Rounded off to the nearest integer)
$\left[ K _{ f \left( H _{2} O \right)}=1.86 \,K\, kg mol ^{-1}\right]$
