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Chem Help?

What is the oxidation number of oxygen in hydrogen sulfate ion, HSO4 - ?

a- +1
b- -2
c- +6
d- -4

thanks in advance =)

2007-12-30 12:37:13 · 1 answers · asked by person 3 in Science & Mathematics ➔ Chemistry

1 answers

[HSO4]-

Oxygen will always have an oxidation number of -2 [Answer: B]

Exception: H2O2 [oxidation number of O: -1]

2007-12-30 12:48:32 · answer #1 · answered by ¿ /\/ 馬 ? 7 · 0⤊ 0⤋

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