Question

Oxidation state of Cl in Cu(ClO3)2

Answer 1

The Cu(NO3)2 is an ionic compound with overall oxidation number “0”. Therefore we know that the sum of all the oxidation numbers of Cu, N, and O is equal to 0. The first step is to jot down the charges of the elements since it is an ionic bond. Cu=+2, N=+5, O=-2.

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