Question

The number of cis-trans isomer possible for the following compound :

• A. $2$
• B. $4$
• C. $6$
• D. $8$

Answer 1

The correct option is A $2$

Cis-trans Isomers:- It is under the class of geometric isomer,

• It exists in alkenes (organic molecules which have double bonds).
• When two similar or higher priority groups are attached to the carbon on the same side, it is termed as cis isomer and when it is attached to the opposite side it is called as trans isomer.