The compound containing co – ordinate bond is (a) O3 (b) SO3 (c) H2SO4 (d) All of these The compound containing co - ordinate bond is (a) O3 (b) SO3 (c) H2SO4 (d) All of these December 2, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,