What is $Z$ in the following reaction?
$CH_3-CH_2-CO_2^{\ominus} Na^{\oplus} \stackrel{NaOH / CaO}{\longrightarrow} Z$

The compound $(X)$ on $(i)$ heating in the presence of anhydrous $AlCl_3$ and $HCl$ gas gives $2,4$-dimethylpentane,$(ii)$ aromatization gives toluene,and $(iii)$ cyclisation gives methylcyclohexane. The correct name of compound $(X)$ is:

When are the compounds called normal $(n-)$? Give an example.

What is the chlorination of methane in the presence of $hv$?

As we move from a primary alkane to a tertiary alkane (isomeric alkanes),the boiling point.......

The reaction of sodium acetate and sodalime gives