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
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1 Answers

(i) → (b) (ii) → (c) (iii) → (a) (iv) → (e) (v) → (d)

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