(chatquestion)...2-butene shows geometrical isomerism due to:- (A) Restricted rotation about double bond (B) Free rotation about double bond (C) Free rotation about single bond (D) Chiral carbon НС (A) E Which or 12. JAIPMT-2000] isomerism (A) Linka (B) Chain (C) Optica (D) Structu 391-Ra 8. Dihedral angle in staggered form of ethane is :- [AIPMT-2000] (D) 1800 (A) 00 Corporate Head Office :Motion Education Pvt. Ltd., (B) 120° (C) 60°

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