1.

Which of the following structure represent Neoprene ?

Answer»

`[--CH_(2)-overset(CL)overset(||)C-CH--]_(n)`
`[--underset(C_(6)H_(5))underset("||")"CH"-CH_(2)--]_(n)`
`[CH_(2)-underset(Cl)underset(||)C=CH-CH_(2)--]_(n)`
`[--CH_(2)-overset(CN)overset("||")"CH"--]_(n)`

ANSWER :C


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