1.

Write the mechanism of free radical polymerisation of ethene.

Answer»

SOLUTION :(i) Chain initiation STEP

`C_6overset(*)H_5 + H_2C = C_2 to C_6H_5CH_2overset(*)(CH_2)`
(II)Chain propagating step
`C_6H_5CH_2overset(*)CH_2 + H_2C = CH_2to underset(C_6H_5(-CH_2CH_2-)_nCH_2overset(*)CH_2)underset(darr)(C_6H_5CH_2CH_2overset(*)(CH_2)`
(iii) Chain terminating step


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