Q. 114.2( 27 Votes )

Write the balanced chemical equations for the following reactions: (a) Calcium hydroxide + Carbon dioxide Calcium carbonate + Water
(b) Aluminium + Copper chloride Aluminium chloride + Copper

Answer :

(a) Ca(OH)2 +CO2 = CaCO3 + H2O

Calcium hydroxide reacts with Carbon dioxide to give Calcium carbonate and water.

(b) 2Al + 3CuCl2 2AlCl3 + 3Cu

2 moles of aluminum reacts with 3 moles of Copper chloride to give 2 Aluminum chloride and 3 copper element.

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