Which one of the following compounds shows cis-trans isomerism?

Question

Which one of the following compounds shows cis-trans isomerism? (A) Pent-l-ene (B) But-2-ene (C) But-l-ene (D) Propene

Tardigrade Admin · Accepted Answer

But-2-ene shows cis-trans isomerism. These are as following: <img class="img-fluid question-image" alt="image" src="https://cdn.tardigrade.in/img/question/chemistry/7625111ade7f4c497462f17297aa4545-.png" /> while other compounds pent-1-ene, but-1-ene, propene and ethene do not show cis-tràns isomerism.

Q. Which one of the following compounds shows cis-trans isomerism?

Pent-l-ene

But-2-ene

But-l-ene

Propene

Ethene

But-2-ene shows cis-trans isomerism. These are as following:

while other compounds pent-1-ene, but-1-ene, propene and ethene do not show cis-tràns isomerism.