how do you test hydrogen gas
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Answer:
Hydrogen ignites in air. If hydrogen is present in a test tube, a lighted splint held near its mouth ignites with a squeaky pop.
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1
Explanation:
hydrogen gas is highly flammable , hold a burning of splints near to the top of the test tube . the positive results is a squeaky pop as the hydrogen reacts with oxygen in the air in a small explosion
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