Calculate the oxidation number of phosphorus in the following species.

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asked Mar 8, 2018 in Class XI Chemistry by nikita74 (-1,022 points)

Calculate the oxidation number of phosphorus in the following species.
(a) HPO32- and (b) PO43- 

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answered Mar 8, 2018 by vijay Premium (534 points)

 (a) Let the oxidation number of P inHPO32- be x. So,
+1 + x + (-6) = -2 x = +3
(b) Let the oxidation number of P in PO34– be x. So, x + (-8) = -3
x = +5 

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