Q. The monomer of natural rubber :

A
Styrene
B
3 methyl-1, 3-butadiene
C
2-methyl-1, 3-butadiene
D
Teflon
Solution:

Natural rubber is from the monomer isoprene (2-methyl-1,3-butadiene). Since isoprene has two double bonds, it still retains one of them after the polymerization reaction. Natural rubber has the cis configuration for the methyl groups.

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