Which of the following complex does not show optical isomerism (a) (Cr(C2O4)3) 3- (b) Cis (Pt(Br)4(en)2) 2+ Which of the following complex does not show optical isomerism (a) (Cr(C2O4)3) 3- (b) Cis (Pt(Br)4(en)2) 2+ December 4, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,