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JAMB Chemistry 1980 Question 28

Question 28

Qualitative Analysis

Which of the following silver halides is readily soluble in ammonium hydroxide?

  1. A.AgI
  2. B.AgBr
  3. C.AgCl
  4. D.AgF
  5. E.None of the above.
Show the answer and explanation

Answer: C (AgCl)

Explanation

Silver chloride dissolves readily in aqueous ammonia, forming the soluble [Ag(NH3)2]+ complex. AgBr dissolves only slightly and AgI not at all.