Give some uses of alkenes.

The correct name of the following polymer is:

The major products obtained in the following reaction is/are

The major product of the following reaction is:

$\left[\mathrm{P}\right]\stackrel{{\mathrm{Br}}_2}{⟶}{\mathrm{C}}_2{\mathrm{H}}_4{\mathrm{Br}}_2\frac{{\mathrm{NaNH}}_2}{{\mathrm{NH}}_3}\left[\mathrm{Q}\right]$

$\left[\mathrm{Q}\right]\frac{20\%{\mathrm{H}}_2{\mathrm{SO}}_4}{{\mathrm{Hg}}^{2+},\mathrm{\Delta }}\left[\mathrm{R}\right]\stackrel{\mathrm{Zn}-\mathrm{Hg}/\mathrm{HCl}}{⟶}\left[\mathrm{S}\right]$

The species $\mathrm{P}, \mathrm{Q}, \mathrm{R}$ and $\mathrm{S}$ respectively are:

Name the gas evolved in the following case:

Ethene undergoes hydrogenation reaction.

Consider the above chemical reaction. The total number of stereoisomers possible for Product "P" is _________

Write a balanced chemical equation the following reaction:

Chlorine gas is reacted with ethene.

Find out the major product for the above reaction.

Amongst the following, the major product of the given chemical reaction is

The correct statement(s) for the following addition reactions is(are)