Chemistry, asked by naiksamikshya, 10 months ago

Why Lead hydroxide is insoluble in excess Ammonium hydroxide but Copper hydroxide is soluble.

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Answered by mannatmarya

Lead salts are insoluble in NH4OH, while zinc salts are soluble. Hydrogen gas is evolved when aluminium reacts with sodium hydroxide. Copper Hydroxide is formed which is a blue solution. Ferrous sulphate forms a green precipitate on reacting with NaOH.

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Answered by cosmos360

this happens because lead salt are in soluble in NH4OH while zinc salts are soluble

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