The oxidation numbers of the sulfur atoms in hydrogen sulfide, sulfur dioxide, and sulfur trioxide are, in order of these compounds, +2, -4, -6 0,0,0 - 2, +4, +6 - 2, +4, +4
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Hydrogen has an oxidation number of +1. Since the overall charge of the molecule is 0, and there are two hydrogen atoms, the sulfur atom must have an oxidation number of -2 to balance the charge. Show more…
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