A glowing wooden splinter is inserted into the test tube that contain the gas.
The gas rekindles the glowing wooden splinter.
A lighter wooden splinter is brought close to the mouth of the test tube that contain the gas.
A “pop” sound is produced.
The gas is directed to flow through lime water.
The lime water turn chalky.
The gas is directed to flow through potassium dichromate(VI) solution.
The orange colour of potassium dichromate(VI) solution become green.
Moist blue litmus paper is inserted into the test tube that contain the gas.
The blue litmus paper turn red and then white.
Moist red litmus paper is inserted into the test tube that contain the gas.
The red litmus paper turn blue.