Which one of the following ions exhibits d-d transition and paramagnetism as well (a) CrO4 2- (b) Cr2O7 2- (c) MnO4 2- Which one of the following ions exhibits d-d transition and paramagnetism as well (a) CrO4 2- (b) Cr2O7 2- (c) MnO4 2- December 5, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma [...]