$n$-propyl bromide on treatment with ethanolic potassium hydroxide produces

Identify the major product $C$ in the given sequence of reactions.
$(CH_3)_2C=O$ $\xrightarrow[(ii) H^+/H_2O]{(i) CH_3MgBr/Ether} A$ $\xrightarrow[\Delta]{SOCl_2} B$ $\xrightarrow[\Delta]{CH_3ONa} C$

Which of the following reactions leads to the formation of chloretone?

The reaction of one mole of $3-$chlorohexane with one mole of $NaI$ in the presence of acetone yields which of the following as the major product?

$MMPP \to$ Magnesium monoperoxyphthalate. Product $(X)$ is

An alkyl halide may be converted into an alcohol by