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प्रश्न
The monomer of natural rubber is ______.
विकल्प
Isoprene
Acrylonitrile
ε-Caprolactam
Tetrafluoroethylene
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उत्तर
The monomer of natural rubber is isoprene.
Explanation:
Natural rubber : Monomer of natural rubber is isoprene (2-methyl - 1, 3-butadiene).
\[\begin{array}{cc}
\phantom{}\ce{CH3}\\
|\phantom{...}\\
\phantom{....}\ce{\underset{(isoprene)}{CH2 = C - CH = CH2}}\\
\end{array}\]
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\[\begin{array}{cc}
\phantom{....}\ce{O}\phantom{............}\ce{O}\phantom{...................}\ce{H}\phantom{.....}\\
\phantom{....}||\phantom{.............}||\phantom{...................}|\phantom{......}\\
\ce{-[C - (CH2)4 - C - NH - (CH2)6 - N -]_{{n}}}
\end{array}\]
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