Primary alcohols can be obtained from the reaction of the $RMgX$ with

What are $X$ and $Y$ in the following reactions?
$CH_2O \xrightarrow[(ii) H_3O^+]{(i) X} CH_3(CH_2)_2CH_2OH$
$Y \xrightarrow[(ii) H_3O^+]{(i) C_2H_5MgBr} CH_3CH_2C(CH_3)_2OH$

Which of the following combinations can be used for the synthesis of isopropyl alcohol?

$3, 3-$Dimethyl$-2-$butanol cannot be prepared by:
Choose the correct answer from the options given below :

Show how you would synthesize the following alcohols from appropriate alkenes:
$(i)$ $1$-methylcyclohexanol
$(ii)$ $3$-methylhexan-$3$-ol
$(iii)$ pentan-$2$-ol
$(iv)$ $2$-cyclohexylbutan-$2$-ol

Show how will you synthesize:
$(i)$ $1-$phenylethanol from a suitable alkene.
$(ii)$ cyclohexylmethanol using an alkyl halide by an $S_{N}2$ reaction.
$(iii)$ pentan$-1-$ol using a suitable alkyl halide?