JAMB - Chemistry (1980 - No. 34)
When chlorine gas is passed into a solution of sulphur dioxide?
sulphur dioxide is reduced to sulphur
the chlorine is oxidized to hydrochloric acid
dilute sulphuric acid and hydrochloric acid are produced
Hydrochloric acid and sulphur are produced
sulphur trioxide is the only product
Explicação
- When sulfur (IV) oxide or sulfur dioxide is passed on with chlorine gas, mixture of acids are formed.
- It leads to the formation of sulfuric acid and hydrochloric acid.
- This is a redox reaction