Question

State one chemical test to confirm the following gases? i) Hydrogen ii) Sulphur dioxide iii) Oxygen iv) Hydrogen Sulphite

Answer 1

 Firstly if the litmus paper turn orange green then it is sulphur dioxide.
 if the gas gives an rotten egg smell then it is hydrogen sulphide
if the gas is combustible it is oxygen and lastly  if the gas burns with a pop sound it is hydrogen .