Which of the following cannot be oxidised by H2O2 (a) O3 (b) KI / HCl (c) PbS (d) Na2SO3 Which of the following cannot be oxidised by H2O2 (a) O3 (b) KI / HCl (c) PbS (d) Na2SO3 November 13, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,