Chemistry
Name three (i) sulphates (ii) chlorides insoluble in water and two (i) oxides (ii) carbonates soluble in water.
Acids Bases Salts
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Answer
Insoluble in Water
(i) Three sulphates insoluble in water are:
- Lead sulphate (PbSO4)
- Calcium sulphate (CaSO4)
- Barium sulphate (BaSO4).
(ii) Three chloride insoluble in water are:
- Silver chloride (AgCl)
- Lead chloride (PbCl2)
- Mercury chloride (Hg2Cl2).
Soluble in Water
(i) Two oxides soluble in water are:
- Sodium oxide (Na2O)
- Potassium oxide (K2O)
(ii) Two carbonates soluble in water are:
- Sodium carbonate (Na2CO3)
- Ammonium carbonate [(Na4)2CO3]
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