Question

Name two gases which can be used in the study of the fountain experiment. State the common property demonstrated by the fountain experiment.

Answer 1

Name of the gases which can be used in the study of fountain experiment:​
Hydrogen chloride and ammonia gas.​ ​

Common property demonstrated:​ The fountain experiment demonstrates the highly soluble nature of hydrogen chloride and ammonia gas in water.​ It also explains the alkalinity or acidity property of gases when litmus is added to the reaction mixture and shows the colour change by the gas dissolving in water.