Oxygen is denser than air so it is collected over - Vidyadip

MCQ

Oxygen is denser than air so it is collected over

✓
${H_2}O$
B
Ethanol
C
Mercury
D
Kerosene oil

✓

Answer

Correct option: A.

${H_2}O$

a
Oxygen is not dissolved in water because Oxygen is not easily mixed into water.

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