how can we check that the gas in a tube is or in any vessel is hydrogen Oxygen or is Co2 my main question is how could we check out the gas Co2
n a chemical equation of that ..
n a chemical equation of that ..
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A lighted wooden splint makes a popping sound in a test tube of hydrogen.
Oxygen
A glowing wooden splint relights in a test tube of oxygen.
Carbon dioxide
A lighted wooden splint goes out in a test tube of carbon dioxide but this happens with other gases, too. It is better to bubble the test gas through limewater - calcium hydroxide solution. Carbon dioxide turns limewater cloudy white.