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Testing for Gases

What are the General Tests for Oxygen Gas?

1)  Oxygen gas, O2(g) has no colour or smell.

2)  Oxygen gas has no effect on moist litmus paper
or moist universal indicator paper - it is neutral.

3)  Oxygen gas will relight a glowing splint.


What is the Specific Test for Oxygen Gas?

Only oxygen gas will support burning.
It is the only gas that will relight a glowing splint.


How is Oxygen Gas Collected?

Oxygen gas can be collected over water
or by using a gas syringe.

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