(i) What is the role of t-butyl peroxide in the polymerization of ethene?
(ii) Identify the monomers in the following polymer :
$+\mathrm{NH}-{\left({\mathrm{CH}}_2\right)}_6-\mathrm{NH}-\mathrm{CO}-{\left({\mathrm{CH}}_2\right)}_4$ $-\mathrm{CO}{+}_{\mathit{n}}$
(iii) Arrange the following polymers in the increasing order of their intermolecular forces: Polystyrene, Terylene and Buna-S
OR
Write the mechanism of free radical polymerization of ethene.