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Question

CO2 can be easily liquified and even solidified because:


A

It has a weak force of attraction

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B

It has comparatively more force of attraction than other gases

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C

It has more inter-molecular space

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D

It is present in the atmosphere

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Solution

The correct option is A

It has a weak force of attraction


Explanation:

  • Carbon dioxide CO2 is a gas and has a weak intermolecular force of attraction between its molecules.
  • It can be easily solidified and even liquified because it has a low melting point and low boiling point.
  • Carbon dioxide at very low temperature and pressure can change from an excited state to a stable state and vice versa.

Hence, option A is the correct answer. CO2 can be easily liquified and even solidified it has a weak force of attraction.


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