Question

Complete the following table and write your observations.

	Hydrogen sulphide	Ammonia	Sulphur dioxide	Hydrogen chloride
Shake the gas with red litmus solution
Shake the gas with blue litmus solution
Apply a burning splint to a gas

Answer 1

	Hydrogen sulphide	Ammonia	Sulphur dioxide	Hydrogen chloride
Shake the gas with red litmus solution	No change in the colour of litmus solution	Red litmus solution becomes blue in colour.	No change in the colour of litmus solution	No change in the colour of litmus solution
Shake the gas with blue litmus solution	Blue litmus solution becomes red in colour.	No change in the colour of blue litmus solution.	Blue litmus solution becomes red in colour.	Blue litmus solution becomes red in colour
Apply a burning splint to a gas	No reaction.	No reaction.	No reaction.	No reaction.