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Calculate the oxidation number of : (i...

Calculate the oxidation number of :
(i) S in `Na_2S_2O_3` (ii) Cl in `HClO_4`
(iii) Mn in `MnO_2` (iv) Boron in `Na_2B_4O_7`
(v) Cr in `K_2Cr_2O_7`

Text Solution

Verified by Experts

The correct Answer is:
(i) +2 (ii) +7 (iii) +4 (iv) +3 (v) +6
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