Which of the following compound is expected to be colourless (a) ScO (b) V2O3 (c) CuCN (d) Cr2(SO4)3 Which of the following compound is expected to be colourless (a) ScO (b) V2O3 (c) CuCN (d) Cr2(SO4)3 December 2, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,