Question

What is sublimation? Name two substances
which undergo sublimation​

Answer 1

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A change directly from the solid to the gaseous state without becoming liquid is called sublimation.

When the surface layer of snow or ice turns into fog or steam without melting, this is an example of sublimation.

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Answer 2

Explanation:

Sublimation is the change in the state of a substance from solid directly to gas without passing through the liquid phase.Carbon dioxide undergoes sublimation at normal atmospheric pressure.It's called"dry ice" because no liquid is produce as the solid transforms of gas.two substances which undergo sublimation are napthalene and dry ice.