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Topic Content:
- Laboratory Preparation of Trioxosulphate(IV) Acid
- Physical Properties of Trioxosulphate(VI) Acid
- Chemical Properties of Trioxosulphate(VI) Acid
- Test for Trioxosulphate(IV) Acid
- Uses of Trioxosulphate(IV) Acid
Trioxosulphate(IV) acid is a dibasic acid with a molecular formula H2SO3.
Laboratory Preparation of Trioxosulphate(IV) Acid:
It is prepared by the action of dilute hydrochloric acid on heated sodium trioxosulphate(IV) to liberate
sulphur(IV) oxide.
Na2SO3(s) + 2HCl(aq) → 2NaCl(aq) + H2O(l) + SO2(g)
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