Analytical Chemistry Question 134

Question: The reagents $ NH_4Cl $ and aqueous $ NH_3 $ will precipitate

Options:

A) $ C{a^{2+}} $

B) $ A{l^{3+}} $

C) $ M{g^{2+}} $

D) $ Z{n^{2+}} $

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Answer:

Correct Answer: B

Solution:

[b] $ Al{{(OH)}_3} $ is insoluble in this medium.