Choose the correct statement from the following:

  • A
    Conversion of solid into vapours without passing through the liquid state is called vapourisation.
  • B
    Conversion of vapours into solid without passing through the liquid state is called freezing.
  • C
    Conversion of solid into vapours without passing through the liquid state is called sublimation.
  • D
    Conversion of solid into liquid is called sublimation.

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Similar Questions

$(a)$ Enumerate the changes that take place in a liquid during evaporation.
$(b)$ How is the rate of evaporation affected by changes in the following? Justify your answer.
$(i)$ Temperature
$(ii)$ Wind speed
$(iii)$ Humidity

Difficult
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What is evaporation?

Seema visited a Natural Gas Compressing Unit and found that the gas can be liquefied under specific conditions of temperature and pressure. While sharing her experience with friends,she got confused. Help her to identify the correct set of conditions.

What is the physical state of water at:
$(a)$ $250\,^{\circ}\text{C}$
$(b)$ $100\,^{\circ}\text{C}$?

$A$ change in the physical state of matter can be brought about:

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