Product $(B)$ is :

$A$ carbonyl compound $X$ $(C_8H_8O)$ gives a yellow precipitate with $NaOI$. The hemiacetal of $X$ with methanol/dry $HCl$ is:

The number of aldehydes that undergo Cannizzaro reaction from the following are Phenyl ethanal,Methanal,$2-$Methoxy propanal,Trichloro ethanal.

Identify the reagents $S$ and $\mu$ in the scheme below in which $R$ is converted to the nitrile via the benzylic halide. $R, S$ and $\mu$ respectively are:

Reductive amination of $A$ forms :
$A$ :

Reduction of aldehydes and ketones into hydrocarbons using zinc amalgam $(Zn(Hg))$ and concentrated $HCl$ is called: