Match the items in column I with column II.
(O.S = oxidation state)
Column I | Column II |
a. Au O.S in HAuCl4 | i. +2 |
b. Tl O.S in Tl2O | ii. +1 |
c. Fe O.S in FeO | iii. +3 |
d. Cu O.S in CuI |
Column I | Column II |
a. Fe O.S in Fe2O3 | i. +2 |
b. Mn O.S in MnO2 | ii. +3 |
c. Mn O.S in MnO | iii. +4 |