Of the oxidation numbers in a polyatomic ion is equal to the charge on the ion. The oxidation number of the sulfur atom in the so42- ion must be +6, for example, because the sum of the oxidation numbers of the atoms in this ion must equal -

Of the oxidation numbers in a polyatomic ion is equal to the charge on

1.	Of the oxidation numbers in a polyatomic ion is equal to the charge on the ion. The oxidation number of the sulfur atom in the so42- ion must be +6, for example, because the sum of the oxidation numbers of the atoms in this ion must equal -
Answer» LD BE EQUAL TO NET CHARGE PRESENT ON THE ION