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Thiosulfate in acid forms S and SO2. Sulfur goes from +2 to which two states?
A0 and +4
B0 and +6
C+4 and +6
D-2 and +6
Answer & Solution
Correct answer: A. 0 and +4
One sulfur is reduced from +2 to 0 in elemental sulfur, the other is oxidized to +4 in SO2.
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