Assignment Set-2

The major product obtained on the interaction of phenol with sodium hydroxide and carbon dioxide is

Number of optically active products formed in following reaction is

${\mathrm{C}}_6{\mathrm{H}}_5\mathrm{CHO}+\mathrm{HCN}\underset{(\mathrm{ii}) {\mathrm{H}}^{+}}{\overset{(\mathrm{i}) {\mathrm{OH}}^{-}}{\to }}$

Consider the following reactions.

${\mathrm{CH}}_3{\mathrm{CH}}_2\mathrm{COOH}\underset{\left(\mathrm{ii}\right){\mathrm{H}}_2\mathrm{O}}{\overset{(\mathrm{i}) {\mathrm{Br}}_2/Red\mathrm{P}}{\to }}\mathrm{A}.$ major product $\mathrm{A}$ is

Consider the following reaction.

Major product $\mathrm{B}$ is

When benzaldehyde is treated with a mixture of nitric acid and sulphuric acid at $273 \mathrm{K}$ then the major product formed is

Most acidic compound among the following is

The reaction given below is called

Consider the reactions.

a. ${\mathrm{CH}}_3-\mathrm{CH}={\mathrm{CH}}_2\underset{\left(\mathrm{ii}\right){\mathrm{H}}_2{\mathrm{O}}_2/{\mathrm{OH}}^{-}}{\overset{\left(\mathrm{i}\right){\mathrm{BH}}_3/\mathrm{THF}}{\to }}\mathrm{A}\underset{(\mathrm{in} {\mathrm{CH}}_2{\mathrm{Cl}}_2)}{\overset{\mathrm{PCC}}{\to }}\mathrm{B}$

b. ${\mathrm{CH}}_3-\mathrm{CH}={\mathrm{CH}}_2\underset{\left(\mathrm{ii}\right){\mathrm{NaBH}}_4,\overline{\mathrm{O}}\mathrm{H}}{\overset{\left(\mathrm{i}\right)\mathrm{Hg}(\mathrm{OAc}{)}_2}{\to }}\mathrm{C}\underset{(\mathrm{in} {\mathrm{CH}}_2{\mathrm{Cl}}_2)}{\overset{\mathrm{PCC}}{\to }}\mathrm{D}$

Product $\mathrm{B}$ and $\mathrm{D}$ are