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Question

The questions below refers to the following salt solutions listed A to F:
A: Copper nitrate
B: Iron [II] sulphate
C: Iron [III] chloride
D: Lead nitrate
E: Magnesium sulphate
F: Zinc chloride
(i) Which soln. becomes a deep/inky blue colour when excess of ammonium hydroxide is added to it.
(ii) Which solution gives a white precipitate with excess ammonium hydroxide solution.

Acids Bases and Salts

Chemistry, Class 10, ICSE, J Dalal

July 31, 2024

Answer

(i) A: Copper nitrate becomes a deep/inky blue colour when excess of ammonium hydroxide is added to it.

(ii) D: Lead nitrate gives a white precipitate with excess ammonium hydroxide solution.

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