For the preparation of hydrochloric acid in the laboratory

Compounds (10)

For the preparation of hydrochloric acid in the laboratory:

  1. Why is direct absorption of hydrogen chloride gas in water not feasible?
  2. What arrangement is done to dissolve hydrogen chloride gas in water?

Answer

  1. Back suction occurs (or the description of back suction) / HCl gas dissolves in water at a faster rate than it is produced.
  2. Inverted funnel arrangement/ the rim of the funnel just touches the surface of water taken in the trough or correct diagram.
  • Exam Year: 2018