Question

prepare aqueous solution of various solid salts available in the laboratory . observe what happens when aqueous solution of sodium hydroxide is added to these.prepare a chart of double displacement reactions based on these observation​

Answer 1

Answer:

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Explanation:

Answer 2

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When an aqueous solution of various solid salts available in the laboratory solution of sodium hydroxide is added to solid salts like Barium chloride.

NaSO4 + BaCl2 =》 BaSO4 + NaCl2.

It is a displacement reaction in which the white precipitate is formed.

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