Buna-S rubber is which of the following of 1-3-butadiene and styrene

Polymers

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Copolymer

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Step growth polymer

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Condensation polymer

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Solution

The correct option is B Copolymer

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Similar questions

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

Reason: Copolymerization of butadiene and styrene gives Buna - S

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

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

Q. 'Buna-N rubber' is a coploymer of butadiene and acrylonitrile. In comparison to natural rubber it:

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

Q. Match list I with list II and select the correct answer using the codes given below the lists.

List I (Polymer)	List II (Polymerizing units)
$A . B a k e l i t e$	(i) Butadiene and styrene
$B . D a c r o n$	(ii) Phenol and methanal
$C . N y l o n - 6, 6$	(iii) 1, 2-dihydroxyethane and dimethylterephthalate
$D . B u n a - S$	(iv) Urea and methanol
	(v) 1,6-hexanedioic acid and 1,6-dimino hexane

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