The copolymer formed by addition polymerization of styrene and acrylonitrile in the presence of peroxide is:

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Solution

The correct option is D
The copolymer formed by addition polymerization of styrene and acrylonitrile in the presence of peroxide is represented by option (c)
Styrene acrylonitrile resin is a copolymer plastic consisting of styrene and acrylonitrile. It is also known as SAN. It is widely used in place of polystyrene owing to its greater thermal resistance.

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Match the polymers given in Column I with their commercial names given in Column II.

$\begin{matrix} C o l u m n I & C o l u m n I I A . & P o l y e s t e r o f g l y c o l a n d p h t h a l i c a c i d & 1. & N o v o l a c B . & C o p o l y m e r o f 1, 3 - b u t a d i e n e a n d s t y r e n e & 2. & G l y p t a l C . & P h e n o l a n d f o r m a l d e h y d e r e s i n & 3. & B u n a - S D . & P o l y e s t e r o f g l y c o l a n d t e r e p h t h a l i c a c i d & 4. & B u n a - N E . & C o p o l y m e r o f 1, 3 - b u t a d i e n e a n d a c r y l o n i t r i l e & 5. & D a c r o n \end{matrix}$

Match the polymers given in Column I with their commercial names given in Column II

	Column I		Column II
(i)	Polyester of glycol and phthalic acid	(a)	Novolac
(ii)	Copolymer of 1,3-butadiene and styrene	(b)	Glyptal
(iii)	Phenol and formaldehyde resin	(c)	Buna-S
(iv)	Polyester of glycol and terephthalic acid	(d)	Buna-N
(v)	Copolymer of 1,3-butadiene and acrylonitrile	(e)	Dacron

Q. Acrylonitrile, butadiene and styrene are a kind of:

Q. Assertion: Polybutadiene is an example of chain growth polymer

Reason: Copolymerization of butadiene and styrene gives Buna - S

Q. The intermediate formed during the addition of

H C l

to propene in the presence of peroxide is:

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