Question

the alkene that exhibits geometrical isomerism is
(a) propene
(b) 2-methyl propene
(c) 2-butane
(d) 2-methyl 2-butane​

Answer 1

Answer:

option (D)

Explanation:

Butene may exist as cis and trans isomers. The cis-isomer has the two methyl groups on the same side and the trans-isomer has the two methyl groups on opposite sides. Due to restricted rotation around double bond it exhibits geometrical isomerism.

Answer 2

Answer:

(c) 2 - butane...

.....is the answer...