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A solution when diluted with H2O and boiled, it gives a white precipitate. On addition of excess NH4Cl/NH4OH. the volume of precipitate decreases leaving behind a white gelatinous precipitate. Identify the precipitate which dissolves in NH4OH/NH4Cl. (A) Zn (OH)2 (B) Al (OH)3 (C) Mg (OH)2 (D) Ca(OH)2

A solution when diluted with H2O and boiled, it gives a white precipitate. On addition of excess NH4Cl/NH4OH. the volume of precipitate decreases leaving behind a white gelatinous precipitate. Identify the precipitate which dissolves in NH4OH/NH4Cl.  
(A) Zn (OH)2 (B) Al (OH)3 (C) Mg (OH)2 (D) Ca(OH)2 

Grade:11

1 Answers

grenade
2061 Points
6 years ago
(A)
Due to formation of tetraammine zinc (II) complex;

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