Hydrogen and Oxygen gases are both colourless, can they be identified by any test? Explain.
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Answer :-
Hydrogen :-
Hydrogen ignites in air. If hydrogen is present in a test tube, a lighted splint held near its mouth ignites with a squeaky pop.
Oxygen :-
Oxygen supports combustion. If oxygen is present in a test tube, a glowing splint relights when it is held inside.
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Oxygen for human and hydrogen sent a tree
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