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Write down the conditions for geometrica...

Write down the conditions for geometrical isomerism. Give one example.

Text Solution

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The main condition for geometrical isomerism are :
1. The molecule must have a c = c double bond.
2. The two atoms or groups attached to the same carbon atom must be different.
For example, but -2 - ene shows geometrical isomerism.
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Knowledge Check

  • Geometrical isomerism is shown by

    A
    -C-C-
    B
    -C=C-
    C
    -C`equiv`C-
    D
    None of the
  • The compound that exhibits geometrical isomerism is

    A
    `C_2H_5Br`
    B
    `(CH)_2(COOH)_2`
    C
    `CH_3CHO`
    D
    `(CH_2)_2(COOH)_2`
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