Write down the names of compounds represented by the followingformulae:
(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