The oxidation number of phosphorus in PO 3/4 is

Assessment: WAEC SSCE - Chemistry - 1994 (Objective) Subject: Chemistry

Question 1 Report

The oxidation number of phosphorus in PO 3/4 is
Answer Details
The oxidation number of phosphorus in PO3/4 is +5. To determine the oxidation number of phosphorus, we can use the fact that the sum of the oxidation numbers of all atoms in a neutral compound is zero. Since oxygen has an oxidation number of -2, we can set up the equation: x + 4(-2) = 0 where x is the oxidation number of phosphorus. Solving for x gives: x = +5 Therefore, the oxidation number of phosphorus in PO3/4 is +5.

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