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प्रश्न
Calculate the oxidation number of phosphorus in the following species.
\[\ce{PO^{3-}4}\]
उत्तर
Let the oxidation number of P in \[\ce{PO^{3-}4}\] be x.
Therefore, x + (– 8) = – 3
x = +5
Oxidation number of phosphorus is +5.
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