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What is meant by a precipitation reaction ? Explain by giving an example. Also give a balanced chemical equation for the reaction stating the states of the reactants and the products formed. |
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Answer» On mixing the clear solution of two ionic compounds, as a substance which is insoluble in water, is formed. This insoluble substance is known as a formed is called precipitation reaction. Example: When sodium sulphate solution is mixed with barium chloride solution, a white precipitate of a substance (BaSO4) is formed. Na2SO4(aq) +BaCl2(aq) → BaSO4↓ +2NaCl(aq) |
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