A very simple qn on geometrical isomers

  • Thread starter nil1996
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Homework Statement


Can anybody explain how this compound can have 3 geometrical isomers isomers.
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Homework Equations


NO


The Attempt at a Solution


The compound contains two double bonds hence will have 2 pairs of cis-trans isomers.That means it will have four geometrical isomers.But my book says the isomers are 3.

Plz help
 
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Answers and Replies

  • #2
DrClaude
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What is the symmetry of the molecule?
 
  • #3
chemisttree
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Are any of the 4 you identified superimposable?
 

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