4 The polymer formed from the monomer CH:CH-CN is (-CH-CH-). A CN B. (-CH2=CHCN-) C. (-CH==CHCN-). (-CH, CH-). 1 CN D. 5- Which of the following monomers are unsuitable for condensation polymerization? a) propanoic acid and ethanol b) butane-dioic acid and glycol c) diamines and dicarboxylic acids d) hydroxy acids 6- What role do peroxides or oxygen have in free radical polymerization of alkenes? A. Reaction termination B. Chain propogation C. Free radical initiators D. Oxidation of impurities