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JAMB Chemistry 2020 Question 38

Question 38

Nitrogen and its Compounds

Ammonia gas reacts with which of the following to form a dense white fume?

  1. A.H2(g)
  2. B.O2(g)
  3. C.HCl(g)
  4. D.Cl2(g)
Show the answer and explanation

Answer: C (HCl(g))

Explanation

NH3 + HCl → NH4Cl; the tiny solid particles of ammonium chloride form dense white fumes.