Types of Organic Reactions

The reaction of  –



with HBr gives

The major product of the reaction is

The major product in the following reaction is:

The major elimination product in the above reaction is

Give two examples for rearrangement reaction due to electron deficient nitrogen.

Write the mechanism of following reaction:

What are trans and syn addition?

Number of compounds which can show unsaturation test with ${\mathrm{Br}}_2/{\mathrm{H}}_2\mathrm{O}$

(a) 

(b) 

(c) 

(d) Styrene

(e) Cinnamic acid

(f) ${\mathrm{CH}}_3-{\mathrm{CH}}_3$

(g) $\mathrm{CH}\equiv \mathrm{CH}$

(h) ${\mathrm{CH}}_2={\mathrm{CH}}_2$

(i) ${\mathrm{CH}}_3-\mathrm{CH}={\mathrm{CH}}_2$

Write the mechanism of following reaction:

The major product of the following reaction is _________

Which of the following types of reactions takes place when n- butane changes to iso-butane in the presence of aluminium chloride?

The reaction of ethene with hydrogen in the presence of nickel catalyst to form ethane is an example of substitution reaction.

Which of the following types of reaction takes place when ethane reacts with chlorine in the presence of sunlight?

Account for the fact that addition of ${\mathrm{CBrCl}}_3$ in the presence of peroxides takes place faster to 2-ethyl-1-hexene that n to 1-octene.

The reaction,   is

Write stereochemical formula for the compounds C and D.

cis$-3-$Methylcyclopentanol$+{\mathrm{C}}_6{\mathrm{H}}_5{\mathrm{SO}}_2\mathrm{Cl}⟶\left[\mathrm{C}\right]\underset{\mathrm{heat}}{\overset{{\mathrm{OH}}^{-}}{\to }}\left[\mathrm{D}\right]$.

Outline reasonable mechanisms for each of the following reactions.

Identify in which among the following sulphonation will take place with fastest rate.