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Hitman42 [59]
3 years ago
5

What is the oxidation number of sulfur in H2SO3? a. +3 b. +1 c. +2 d. +4

Chemistry
2 answers:
zmey [24]3 years ago
8 0

the answer is +4 i took the test

Alla [95]3 years ago
3 0
We need to keep in mind that the compound is neutral.

H2SO3
2(+1)+S+3(-2)=0 (since its neutral)
2+S-6=0
S-4=0
S=4

Therefore the oxidation number for sulfur is +4.
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