$CH_3-CH_2-COOH$ $\xrightarrow{Br_2 / Red P} X$ $\xrightarrow{Alc. KOH / \Delta} Y$. $Y$ in the above reaction is:

Identify the product $B$ in the following series of reaction.
$CH_3COOH + CH_3CH_2OH \rightleftharpoons{H^{+}} CH_3COOCH_2CH_3{_{\text{(A)}}} \xrightarrow[Ni/Pd, \Delta]{H_2} CH_3CH_2OH + CH_3CH_2OH{_{\text{(B)}}}$

The reaction is given as: $CH_3COOCH_2CH_3 + Na^{18}OH \rightarrow (A) + (B)$.
Further,$(A) \rightarrow (C) + (D) \text{ (alcohol)}$.
Identify the product $(C)$.

When ethyl alcohol reacts with acetic acid,the products formed are

Which of the following is more acidic than phenol?

Identify compound $A$ used in the following reaction: Benzoic acid $\xrightarrow[\Delta]{A}$ Benzoyl chloride + Phosphorous oxychloride + Hydrogen chloride