A sample of any of the following substances dis... - JAMB Chemistry 2021 Question
A sample of any of the following substances disappears after some time when exposed to air like camphor, naphthalene, or dry ice. This phenomenon is called?
A
Sublimation
B
Evaporation
C
Diffusion
D
Radiation
correct option: a
Sublimation is the transition of a substance directly from the solid phase to the gas phase without passing through the intermediate liquid phase.
Substances that sublime readily include iodine, dry ice, menthol, and camphor.
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