Liebermann's test is answered by

Identify $X$ and $Y$ in the following reactions:

Phenol on reaction with aqueous solution of bromine gives

Which of the following substances does not contain a $-COOH$ group?

What is the major product formed when phenol reacts with sodium hydroxide and carbon dioxide?

The sequence of reactions is: $Phenol$ $\xrightarrow[\Delta]{Zn \, dust} X$ $\xrightarrow[\text{Anhydrous } AlCl_3]{CH_3Cl} Y$ $\xrightarrow[\Delta]{KMnO_4} Z$. The final product $Z$ is: