2-Methylbutane on reacting with bromine in the presence of sunlight gives mainly
A) 1-bromo-3-methylbutane
B) 1-bromo-2-methylbutane
C) 2-bromo-3-methylbutane
D) 2-bromo-2-methylbutane

Rearrange the compounds of each of the following sets in order of reactivity towards S_(N_(3)^(2)) displacement : (i) 2- Bromo-2-methylbutane, 1-Bromopentane, 2- Bromopentaure. (ii) 1- Bromo-3-methylbutance, 2-Bromo-2-methylbutance,3-Bromo-2- methybutane. (iii) 1- Bromobutane, 1- Bromo-2, 2-dimethylbutane 1-Bromo -2- methylbutane.

Rearrange the compounds of each of the following sets in order of reactivity towards SN_(2) displacement: 1-Bromo-2-methyl butane, 2-Bromo-2-methyl butane, 3-Bromo-2-methyl butane.

2-chloro-3-methylbutane is treated with sodium in ether solution, then it will give :

1-bromobutane and 1-bromo-2-methylpropane are chain isomers.

The best method to prepare 3-methylbutane-2-ol from 3-methylbut-1-ene is

(i)State one use each of DDT and iodoform. (ii) Which compound in the folloeing couples will react faster in S_(N)2 displacement and why? (a)1-Bromopentane or2-bromopentane (b) 1-Bromo -2 methylbutane or 2-bromo-2-methylbutane.

Convert benzene to 1-bromo-3 - ethybenzene

Rearrange the compounds of each of the following sets in order of reactivity towards S_(N^2) displacement: 1-Bromobutane, 1-Bromo-2, 2-dimethylpropane, 1-Bromo-2-methylbutane

Predict all the alkenes that would be formed by dehydrohalogenation of the following halides with sodium ethoxide in ethanol and identify the major alkene: (i) 1-Bromo-1-methylcyclohexane , (ii) 2-Chloro-2-methylbutane (iii) 2,2,3-Trimethyl-3-bromopentane