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Write the names and structure of the ...

Write the names and structure of the monomers of the following polymers:
(i) Buna-S
(ii) Dacron
(iii) Neoprene.

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(i) Buna - S
`CH_(2) = underset("1,3-Butadine")(CH-CH =CH_(2) +nC_(6)H_(5))underset("styrene")(CH= CH_(3)) to CH_(2)-CH =CH-underset("(Buna-S")underset("copolymer")underset("Butadiene -styrene")(CH_(2)-overset(C_(6)H_(5))overset(|)-CH_(2) - CH_(n)`
(ii) Dacron
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