HELP PLZZ...balance the following reaction using the oxidation number method?

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HELP PLZZ...balance the following reaction using the oxidation number method?

HIO3 + H2SO3 gives I2 + H2SO4 +H2O

2007-06-19 10:40:45 · 2 answers · asked by angel 1 in Science & Mathematics ➔ Chemistry

2 answers

I goes from +5 to 0, and there are 2 of them - a change of -10.

S goes up from +4 to +6, so there must be a 5 in front of the H2SO3 and H2SO4 (as well as a 2 in front of the HIO3). Now you can finish it.

2007-06-19 11:29:14 · answer #1 · answered by Gervald F 7 · 0⤊ 0⤋

2HIO3 + 5H2SO3 => I2 + 5H2SO4 + H2O

2007-06-19 15:42:51 · answer #2 · answered by hawkeye3772 4 · 0⤊ 0⤋