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Write the formulae of the raw materials ...

Write the formulae of the raw materials used for preparation of:
(a) Buna-S (b) Dextron

Text Solution

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(A) Buna-S : The raw materials are 1,3 butadiene and styrene.
`nCH_(2) underset(1,3-"Butadiene")(=CH - CH = ) Ch_(2)`
(b) Dextron : Monomers are glycolic acid and lactic acid
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