Solved UPSC CDS/OTA Question
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Q · Organic Chemistry Medium · 45s
Which compound shows geometrical (cis-trans) isomerism?
TopicOrganic Chemistry
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
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2-Butene has a C=C double bond with two different groups on each carbon, allowing cis and trans forms. Other options either lack the double bond or symmetry prevents isomerism.
Final Answer: Option A - 2-Butene