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

User Zane
by
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1 Answer

4 votes
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.
User Gxmad
by
7.7k points
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