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प्रश्न
Write the mechanism of free radical polymerization of ethene.
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उत्तर
Free radical mechanism for polymerisation of ethene
Chain-initiating step
Chain-propagating step
Chain-terminating step
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संबंधित प्रश्न
Write the molecular formula and structural formula of BHA and BHT.
What is the role of t-butyl peroxide in the polymerization of ethene?
Which of the following is a natural polymer ? Buna-S, Proteins, PVC
Write chemical reaction to prepare the Dextron polymer:
Dextron
Match the polymers given in Column I with their chemical names given in Column II.
| Column I | Column II |
| (i) Nylon 6 | (a) Polyvinyl chloride |
| (ii) PVC | (b) Polyacrylonitrile |
| (iii) Acrilan | (c) Polycaprolactum |
| (iv) Natural rubber | (d) Low-density polythene |
| (v) LDP | (e) cis-polyisoprene |
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| Column I | Column II |
| (i) Nylon-6,6 | (a) Free radical polymerisation |
| (ii) PVC | (b) Ziegler-Natta polymerisation or coordination polymerisation |
| (iii) HDP | (c) Anionic polymerisation |
| (d) Condensation polymerisation |
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By which reaction ethene is obtained from ethyne?
The Ziegler Natta catalyst are
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