Rearrange the compounds of each of the following sets in order of reactivity towards `S_(N)^(1)` displacement :
(i) 2-bromo-2-methyl butane, 1-bromopentane, 2-bromopentane
(ii) 1-bromo-3-methylbutane, 2-bromo-2-methyl butane, 2-bromo-3-methyl butane

Arrange the compounds of each set in order of reactivity towards S_(N)2 displacement: (i) 2-Bromo-2-methylbutane, 1-Bromopentane, 2-Bromopentane (ii) 1-Bromo-3-methylbutane, 2-Bromo-2-methylbutane, 2-Bromo-3-methylbutane (iii) 1-Bromobutane, 1-Bromo-2,2-dimethylpropane, 1-Bromo-2-methylbutane, 1-Bromo-3-methylbutane.

Arrange the following in order of reactivity forwards SN2 displacement: 1-Bromobutane, 1-Bromo-2-methylbutane, 1-Bromo-3-methylbutane

Arrange the following compounds in correct decreasing order of reactivity towards S_(N^(2)) displacement reactions: (i). 1-Bromo-2-methylbutane (ii). 1-Bromo-2,2-dimethylpropane (iii). 1-bromo- methylbutane (iv). 1-Bromobutne

Which compound in the following couples will react faster in S_(N^(2)) displacement reaction and why? (i). 1-Bromopentane or 2-Bromopentane (ii). 1-Bromo-2-methylbutane or 2-bromo-2-methyl butane.