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The correct match between Item-I and Item-II is

Item - I Item - II
I High density polythene p. Peroxide catalyst
II Polyacrylonitrile q. Condensation at high temperature and pressure
III Novolac r. Ziegler - Natta
Catalyst
IV Nylon 6 s. Acid or base
catalyst

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I-r ; II-p ; III-s ; IV-q

I-r ; II-p ; III-q ; IV-s

I-s ; II-q ; III-p ; IV-r

I-q ; II-s ; III-p ; IV-r

answer is A.

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Detailed Solution

High density polythene: It is formed by the addition polymerisation of ethene in presence of Ziegler - Natta Catalyst

Polyacrylonitrile: Peroxide catalyst is used.

Novolac: Acid or base catalyst is used.

Nylon 6: it is formed by Condensation of Caprolactum at high temperature and pressure.

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