List of top Chemistry Questions on Aldehydes, Ketones and Carboxylic Acids asked in Haryana PMT

In the following sequence of reactions, the alkene gives the compound $B. B$ is $CH _{3}- CH = CH - CH _{3} \xrightarrow{ O _{3}} A \xrightarrow{ H _{2} O / Zn }B$

The correct order of acidity is

Benzamide on reaction with $POCl_{3}$ gives

Which is necessary for conversion of butane-$2$-one into propanoic acid?

$C_{6} H_{5}-C H=C H C H O \xrightarrow{X} C_{6} H_{5} C H=C H C H_{2} O H$ In the above sequence $X$ can be: