JAMB - Chemistry (2002 - No. 25)

Which of the following gives a precipitate when treated with NaOH solution?
AlCl3
NH4CL
CH3COONa
Na2CO3

Explanation

The reaction of aluminum chloride, AlCl\(_3\) and sodium hydroxide (NaOH) produces a white precipitate of aluminum hydroxide Al(OH)\(_3\).

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