Answer to Question #220272 in Inorganic Chemistry for Sphume

Question

Write balance equation for the laboratory preparation of oxygen gas.how would you confirm the presence of the gas?

Answer 1

Burning splint test

A splint is lit and held near the opening of the tube, then the stopper is removed to expose the splint to the gas. If the gas is flammable, the mixture ignites. This test is most commonly used to identify hydrogen, which extinguishes with a distinctive 'squeaky pop' sound.