What is the process known as when substance converts from the solid to the vapour state directly?

[A] Vaporisation

[B] Sublimation
[C] Regelation
[D] None of the above

1 thought on “What is the process known as when substance converts from the solid to the vapour state directly?”

  1. B [Sublimation]
    Notes:
    The change from solid state to vapour state without passing through the liquid state is called sublimation. Example: Dry ice (solid CO2).

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