Question

Q. Distinguish between following pairs of compounds using chemical test


Calcium sulphite and copper sulphite
​

Answer 1

Answer:

Explanation:

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 .