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A polymer is formed between ethylene dic...

A polymer is formed between ethylene dichloride and sodium disulphide. Discuss. 

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Ethylene dichloride reacts with sodium disulphide to give a polymer called thiocol. This is a condensation copolymer obtained by the elimination of sodium chloride.
`nCl-CH_(2)-CH_(2)-Cl+nNa-S-S-Na rarr (--CH_(2)-CH_(2)-S-S--)_(n)+2n NaCl`
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