The $-OH$ group of methyl alcohol cannot be replaced by chlorine by the action of

The compound which gives the most stable carbocation on dehydration is:

$A$ substance $C_4H_{10}O$ yields on oxidation a compound $C_4H_8O$ which gives an oxime and a positive iodoform test. The original substance on treatment with conc. $H_2SO_4$ gives $C_4H_8$. The structure of the compound is:

Write the reactions for the conversion of methanol into ethanol,propan-$2$-ol,and $2$-methylpropan-$2$-ol.

Widespread deaths due to liquor poisoning occur due to

The alcohol which reacts most easily with conc. $HCl$ is