Question

Distinguish between following pairs of compounds
1)Ferrous sulphate solution and Ferric sulphate solution [using
ammonium hydroxide solution]
2)Sodium sulphate solution and sodium chloride solution (using AgNO3 or
BaCl2 solution)
3)Solid potassium carbonate and solid potassium sulphite (using dilute
HCI]​

Answer 1

Answer:

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Explanation:

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Answer 2

Answer:

Iron (II) sulphate gives dirty green precipitates with ammonium hydroxide solution. This precipitates obtained are insoluble in excess. Iron (III) sulphate gives reddish brown precipitates with ammonium hydroxide solution. This precipitates obtained are insoluble in excess. This test is used for the identification of cations .