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a i Explain t...

Question

a) i) Explain the preparation of Buna-N.
ii) Give an example for thermosetting polymer.
b) Name the monomers used in the preparation of polythene and natural rubber.

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Solution

a) i) Buna-N is co polymer of 1,3 butadiene and acrylonitrile.

ii) Thermosetting polymers are Melamine formaldehyde, polyster resin.
b) Polyethene is made up of ethelene monomer units and natural rubber is 2-methyl 1,3 butadiene(isoprene) monomer units.

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