Skip to content
doubtly
Sign up

1 answer

Log in to upvote 0 Log in to downvote

Best answer

Answer: 1. All cis-configuration

Key idea: natural rubber is cis-1,4-polyisoprene. All the double bonds in the chain have cis configuration, so the chains cannot pack closely, giving elasticity. The all-trans form is gutta percha, which is hard and not elastic.

Doubtly AI · 30 Oct 2026 AI-generated · not yet verified Report
Was this answer helpful?
Sign in to comment

Your answer

Log in or create a free account to answer this question.