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Which among the following is true ?

(1) Buna-N is a natural polymer

(2) Buna-N's manufacture requires nascent oxygen

(3) Neoprene is addition co-polymer and used in bucket formation

(4) Buna-S is straight linear polymer and is thermosetting plastic
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Polymers, Types of polymers

1 Answer

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ANS : B

1. BUNA N is a synthetic polymer made from acrylonitrile and butadiene.

2. Neoprene is a homopolymer.

3. BUNA S is an elastomer/thermoplastic
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