Question -
Answer -
(a) Calcium hydroxide + Carbon dioxide тАФ-> Calcium carbonate + Water
2Ca(OH)2┬а+ 2CO2┬атЖТ 2CaCO3┬а+2H2O
(b) Zinc + Silver nitrate тАФ-> Zinc nitrate + Silver
Zn + 2AgNO3┬атЖТ Zn(NO3)2┬а+2Ag2Ag
(c) Aluminium + Copper chloride тАФ-> Aluminium chloride + Copper
2Al + 3CuCl3┬атЖТ 2AlCl3┬а+ 3Cu
(d) Barium chloride + Potassium sulphate тАФ-> Barium sulphate + Potassium chloride
BaCl2┬а+ K2SO4┬атЖТBaSO4┬а+ 2KCl