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Which statement is correct ? (1) Synthesis of Buna-S needs nascent oxygen. (2) Neoprene is an addition copolymer used in plastic bucket manufacturing. (3) Buna-S is a synthetic and linear thermosetting polymer. (4) Buna-N is a natural polymer.

1. (1)
2. (2)
3. (3)
4. (4)

Correct answer: (1)

Solution

The synthesis of Buna-S, a type of synthetic rubber, requires nascent oxygen to facilitate the polymerization process, making this statement accurate.

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