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प्रश्न
Identify the monomer used to prepare neoprene.
विकल्प
\[\ce{H2C = CH - CH = CH2}\]
\[\ce{H2C = CH - CN}\]
\[\begin{array}{cc}\ce{H2C = C - CH = CH2}\\
|\phantom{......}\\\ce{Cl}\phantom{.....}\end{array}\]\[\begin{array}{cc}\ce{H2C = CH - CH = CH2}\\
|\phantom{........}\\\ce{CN}\phantom{......}\end{array}\]
MCQ
उत्तर
\[\begin{array}{cc}\ce{H2C = C - CH = CH2}\\
|\phantom{......}\\\ce{Cl}\phantom{.....}\end{array}\]
Explanation:
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