Write chemical equations of the following and balance them:

Write chemical equations of the following and balance them:

(a) Carbon + oxygen ⎯⎯→ Carbon dioxide.

Ans: – The chemical reaction is, C +O2 —–> CO2.

(b) Hydrogen + Chlorine ⎯⎯→ Hydrogen chloride.

Ans: – H2 + 2Cl —–> 2HCl.

(c) Barium chloride + Sodium sulphate ⎯⎯→ Barium sulphate + sodium chloride.

Ans: – BaCl2 + Na2SO4 ——> BaSO4 + 2NaCl.

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