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JAMB Chemistry 2005 Question 38

Question 38

Nitrogen and its Compounds

A dense white fume is formed when ammonia gas reacts with

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

Answer: D (HCl(g))

Explanation

NH3 + HCl → NH4Cl; the solid ammonium chloride particles appear as dense white fumes.