2
Question Question 2
Write down the names of compounds represented by the following formulae:
(i) Al2(SO4)3
(ii) CaCl2
(iii) K2SO4
(iv) KNO3
(v) CaCO3
(i) Al2(SO4)3 — Aluminium sulphate
(ii) CaCl2 — Calcium chloride
(iii) K2SO4 — Potassium sulphate
(iv) KNO3 — Potassium nitrate
(v) CaCO3 — Calcium carbonate