NEET2016ChemistryPolymersActual
Natural rubber has:
Options
- AAll cis - configuration
- BAll trans - configuration
- CAlternate cis - and trans - configuration
- DRandom cis - and trans - configuration
Correct answer
A. All cis - configuration
Step-by-step solution
The natural rubber has an isoprene monomer unit. All isoprene units are present as the cis-configuration. When isoprene units are combined together in cis configuration then natural rubber is formed. The structure for the same is given below: