The incorrect statements regarding geometrical isomerism are : (A) Propene shows geometrical isomerism. (B) Trans isomer has identical atoms/groups on the opposite sides of the double bond. (C) Cis-bu

Question

The incorrect statements regarding geometrical isomerism are : (A) Propene shows geometrical isomerism. (B) Trans isomer has identical atoms/groups on the opposite sides of the double bond. (C) Cis-but-2-ene has higher dipole moment than trans-but-2-ene. (D) 2-methylbut-2-ene shows two geometrical isomers (E) Trans-isomer has lower melting point than cis isomer. Choose the correct answer from the options given below :

(A) (A), (D) and (E) only
(B) (B) and (C) only
(C) (A) and (E) only
(D) (C), (D) and (E) only | JEE(Main) 2025 | DATE : 22-01-2025 (SHIFT-1) | PAPER-1 | CHEMISTRY PAGE # 3

Prashant Kotian · Accepted Answer

Correct answer: A. (A) C=C H H CH3 H Propene (B) C=C H CH3 CH3 H trans isomer (But-2-ene) (C) (D) Dipole moment trans < cis (E) Melting point trans > cis

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