Biology, asked by snehalgavit1119, 1 month ago

why test tube is kept in inverted manner in this experiment?

Answers

Answered by prash7777

0

Answer:

The above phenomenon is known as downward displacement of air. Hydrogen is lighter than air. So, the test tube is initially has air. When the Hydrogen gas starts filling, then it goes to the very bottom of the test tube, since it is lighter (when the test tube is held in an upside-down position) and displaces the air from above down. This continues till the test tube is filled with Hydrogen gas.

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