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Carbon (ll) oxide may be collected as shown above because 

Chemistry
JAMB 1988

Carbon (ll) oxide may be collected as shown above because 

  • A. is heavier than air
  • B. is less dense than air
  • C. is insoluble in water
  • D. burns in oxygen to form carbon (IV) oxide
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Correct Answer: Option C
Explanation

Carbon monoxide (CO) gas is collected over water because it is relatively insoluble in water and less dense than water, allowing it to be collected by displacing the water in a container. 

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