What is the change in the oxidation number of phosphorus in the following reaction?

4P(s) + 5O2(ag) → 2P2O5(s)

A.

0 to 2

B.

0 to 5

C.

4 to 2

D.

4 to 5

E.

4 to 10

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Correct answer is B

No explanation has been provided for this answer.

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