Identify the product formed in the following reaction. $\mathrm{C}_6 \mathrm{H}_5-\mathrm{CH}_2-\mathrm{CH}_3 \xrightarrow[\text { ii) } \mathrm{H}_3 \mathrm{O}^{+}]{\text {i) alk. } \mathrm{KMnO}_4}$ Product

Which among the following is NOT dicarboxylic acid?

Identify ' $A$ ' in the following reaction.

A + Acetic anhydride $\xrightarrow{\mathrm{H}^{+}}$Aspirin + Acetic acid

$$ \mathrm{S} \xrightarrow{\text { Dimethylcadmium }} \text { Propanone }+ \text { Cadmium chloride } $$