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JAMB - Chemistry (1979 - No. 26)
In which of the following reactions is sulphur dioxide acting as an oxidizing agent?
SO
2
+ 2HNO
3
→H
2
SO
4
+ NO
2
+ Heat
2SO
2
+ 2H
2
O + O
2
→ 2H
2
SO
4
SO
2
+ 2H
2
O + CI
2
→ H
2
SO
4
+ 2HCI
SO
2
+ 2H
2
S → 3S + 2H
2
O
SO
2
+ H
2
O → H
2
SO
3
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