Which one of the following has an optical isomer (a) (Zn(en)2) 2+ (b) (Zn(en)(NH3)2) 2+ (c) (Co(en)3) 3+ Which one of the following has an optical isomer (a) (Zn(en)2) 2+ (b) (Zn(en)(NH3)2) 2+ (c) (Co(en)3) 3+ December 4, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,