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What is the oxidation number of phosphorus (P) in phosphoric acid (H3PO4)?

What is the oxidation number of phosphorus (P) in phosphoric acid (H3PO4)?
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What is the oxidation number of phosphorus (P) in phosphoric acid (H3PO4)?

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User Quinesha
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1 Answer

4 votes
H₃PO₄ :

H = +1

P = + 5

O = -2

+1 * 3 + 5 + 4 * (-2) = 0

Answer H = +1

hope this helps!

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User Abdul Mohsin
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