In the following structure, the double bonds are marked as I ,   II ,   III and IV . Geometrical…

In the following structure, the double bonds are marked as $\mathrm{I},\hspace{0.17em}\mathrm{II}, \mathrm{III}$ and $\mathrm{IV}$. 



 Geometrical isomerism is not possible at the site(s):

1. $\mathrm{I}$ and $\mathrm{III}$
2. $\mathrm{III}$
3. $\mathrm{I}$
4. $\mathrm{III}$ and $\mathrm{IV}$

Solution

Asked in: JEE Main 2017 (09 Apr Online)

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