Question

what do you absorb when burning candle is brought near the test tube containing hydrogen

Answer 1

The candle is put off with a pop sound due to the presence of hydrogen gas
Hope this helps you

Answer 2

Hey user,
here is your answer...
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What do you observe when burning candle is brought near the test tube containing hydrogen?

▶️When a burning candle is brought near the test tube containing hydrogen it produces a popping sound and extinguishes.
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Hope it helps.
Thanks for the question.