The relative reactivity of `1^(@), 2^(@)` and `3^(@)` hybrogen's towards chlorination is `1 : 3.8 : 5`. Calculate the percentages of all monochlorinated products obtained from 2-methylbutane.

Give the order of reactivity of 1^(@),2^(@) and 3^(@) alkyl halide towards SN^(1) mechanism.

The relative reactivity of 1^(@), 2^(@) and 3^(@) hydrogens in chlorination reaction has been found to be 1:3.8:5 in the reaction, The ratio of the amount of the product (A), (B), (C) and (D) is expected to be:

The relative reactivity of 1^(@),2^(@) and 3^(@) hydrogens in chlorination reaction has been found to be 1:3.8:5 In the reaction, The ratio of the amount of the poroduct (A),(B),© and (D) is expected to be:

The relative reactivity of 1^(@)H,2^(@)H and 3^(@)H in bromination reaction has been found to be : 82: 1600 respectively. In the reaction. The percentage yields of the products (A) and (B) respectively are expected to be