* 20 c C H_3 - CH = C - C = CH - C H_3 | , , , , , , , , ,| ,Br ,… - Vidyadip

MCQ

$\begin{array}{*{20}{c}}
{C{H_3} - CH = C - C = CH - C{H_3}}\\
{|\,\,\,\,\,\,\,\,\,|}\\
{\,Br\,\,\,\,Br}
\end{array}$

How many geometrical isomers of this compound are possible ?

A
$2$
✓
$3$
C
$4$
D
$6$

✓

Answer

Correct option: B.

$3$

b
$(b)$ Total geometrical isomers

$= 2^{n-1} + 2^{p-1}$ $p = \frac{n}{2}$

$= 2^1 +2^o$

$=3$

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