O_(2)" and "CO_(2) prepared in the laboratory can be collected by …�

1.	O_(2)" and "CO_(2) prepared in the laboratory can be collected by ……….
Answer» downward displacement of WATER and downward displacement of air respectively downward displacement of water and upward displacement of air respectively upward displacement 0f water in both cases downward displacement of water in both cases Solution :`O_(2)` is COLLECTED by downward displacement of water and `CO_(2)` is collected by upward displacement of air. `O_(2)` is insoluble in water whereas `CO_(2)` in SOLUBLE in water.

Discussion