Chemistry, asked by devika1032, 1 year ago

Why does brown ring disappear in brown ring test? Does it dissolve or decompose?

Answers

Answered by Anonymous

5

Explanation:

the brown ring in the test of HNO3 disappears when the test tube is disturbed. Answer: When acidified ferrous sulphate solution is added to the solution containing nitrate ions in presence of H2SO4 brown ring is formed. The brown ring is formed due to formation of complex sphere

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