AIIMS2009Chemistry-Organic Chemistry
AIIMS 2009 Chemistry Geometrical Isomerism MCQ Question
Type: MCQ-conceptual-Hard-Class 11
How many geometrical isomers are possible in the following two alkenes? (i) CH₃−CH=CH−CH=CH−CH₃ (ii) CH₃−CH=CH−CH=CH−Cl
A
4 and 4
B
4 and 3
C
3 and 3
D
3 and 4
Correct Answer
Option D
Detailed Explanation
When the ends of alkene containing n double bonds are different, the number of geometrical isomers is 2^n.
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