Question

<!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> Name the chemical used for drying ammonia and give the respective chemical reaction.
(2 marks)

Answer 1

<!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> Calcium oxide or quick lime is used for drying ammonia. it is because, calcium oxide being basic in nature does not react chemically with ammonia. (1 mark)

$\mathrm{CaO}\left(s\right)+H_{2}O\left(g\right)\to \mathrm{Ca}{\left(\mathrm{OH}\right)}_2\left(\mathrm{aq}\right)$

(1 mark)