Which of the following alkenes have the Z configuration along the C=C bond :
(A) (B)
(C) (D)

Question

Which of the following alkenes have the Z configuration along the C=C bond : (A) (B) (C) (D)

TestHub · Accepted Answer

Ans. (B). In (B) the higher-priority atoms (Br on the left carbon, Cl on the right) are on the same side : Z. In (D) the higher-priority groups (CH 3 on the left, COOH on the right) are on the same side : Z. (A) and (C) have the higher-priority groups on opposite sides : E.

Chemistry - STEREO ISOMERISM Question with Solution | TestHub

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