Write the balanced chemical equations for the following reactions:
(a) Calcium hydroxide `+` Carbon dioxide `to` Calcium carbonate `+` Water
(b) Zinc `+` Silver nitrate `to` Zinc nitrate `+` Silver
(c) Aluminium `+` Copper chloride `to` Aluminium chloride `+` Copper
(d) Barium chloride `+` Potasium sulphate `to` Barium sulphate `+` Potassium chloride

Explanation

(a) `Ca(OH)_(2)+CO_(2)toCaCO_(3)+H_(2)O`
(b) `Zn+2AgNO_(3)toZn(NO_(3))_(2)+2Ag`
(c) `2Al+3CuCl_(2)to2AlCl_(3)+3Cu`
(d) `BaCl_(2)+K_(2)SO_(4)toBaSO_(4)+2KCl`