JEE Main 2014 Chemistry question

Not in JEE Main or NEET syllabus

Which one of the following class of compounds is obtained by polymerization of acetylene ?

(1)Poly-eneCorrect
(2)Poly-amide
(3)Poly-yne
(4)Poly-ester

Answer: (1)

Solution

Linear polymerization of acetylene opens the triple bond and gives polyacetylene, , a chain of conjugated double bonds — a polyene, option (1). A "poly-yne"

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Question ID VK-104404