Chemical Properties of Alkenes

The number of stereoisomers obtained by reaction of cis-2-butene with bromine in the presence of water is: 

Baeyer’s reagent is:

2-Phenylpropene on acidic hydration, gives:

Which one of the following alkenes will react fastest with H₂ under catalytic hydrogenation condition?

Which of the following will decolourise alkaline ${\mathrm{KMnO}}_4$ solution?

Which one of the following has the smallest heat of hydrogenation per mole of hydrogen gas?

The total number of products obtained by bromination of trans-2 butene is

Explain why$\mathrm{HBr}$only shows anti-Markovnikov addition?

Ozonolysis of $2,-3$−dimethyl $-2-$butene followed by reduction with zinc and water gives 

The reaction of propene with $\mathrm{HOCl}$ proceeds via the addition of:

The mechanism of addition of halogens to alkenes is an example of electrophilic addition.

The mechanism of addition of halogens to alkenes is

Complete the following reactions.

$\mathrm{But}-1-\mathrm{ene} + \mathrm{HOCl} \to$ 

State the mechanism of addition of halogens to alkenes.

The product $\left(\mathrm{Z}\right)$ of the above reaction is:

The product of which of the following reactions forms a reddish brown precipitate when subjected to Fehling's test? 

Among the following reactions, a mixture of diastereomers is produced from

What are $\mathrm{X}$ and $\mathrm{Y}$ in the following reaction?

Pent -$2$ - ene $\underset{\left(\mathrm{ii}\right)\mathrm{Zn}/{\mathrm{H}}_2\mathrm{O}}{\overset{\left(\mathrm{i}\right){\mathrm{O}}_3}{\to }}\mathrm{X}+\mathrm{Y}$

During the course of cationic polymerization, the dimeric intermediate formed from isobutylene at the chain propagation step is _______

An unsymmetrical organic compound decolorized one mole of ${\mathrm{Br}}_2$ in ${\mathrm{CCl}}_4$ and released ${\mathrm{N}}_2$ gas upon reaction with ${\mathrm{HNO}}_2$. The compound is