10th Class
Science
Chemical Reactions and Equations
question_answer53)
Write the balanced chemical equations
for the following reactions.
(a) Sodium carbonate on reaction with
hydrochloric acid in equal molar concentrations gives sodium chloride and
sodium hydrogen carbonate.
(b) Sodium hydrogen carbonate on
reaction with hydrochloric acid gives sodium chloride, water and liberates
carbon dioxide.
(c) Copper sulphate on treatment with
potassium iodide precipitates cuprous iodide (),
liberates iodine gas and also forms potassium sulphate.