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| 1. |
Give examples of double displacement reaction |
| Answer» When solution of barium chloride reacts with the solution of sodium sulphate, white precipitate of barium sulphate is formed along with sodium chloride.BaCl2 + Na2SO4 → BaSO4 + 2NaClWhen sodium hydroxide (a base) reacts with hydrochloric acid, sodium chloride and water are formed.NaOH + HCl → NaCl + H2O | |