Question

What is sublimation? Give three example of substance which sublime on heating.

Answer 1

Answer: Sublimation is the process in which a substance changes directly from solid to liquid.e.g. camphor, ammonia, naphthalene

Explanation:

Answer 2

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what is sublimation?

Give three example of substance which sublime on heating.

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⫸ Sublimation is the process when, a substance transforms from a solid to a gas without ever going through a liquid phase.

⫸ It includes melting, freezing, and evaporation, is a form of phase transition, or shift in a state of matter.

⫸ It occurs when the particles of a solid absorb enough energy to completely overcome the force of attraction between them. Solid carbon dioxide changes directly to the gaseous state.

⫸ Example :- Snow and ice can sublime in the winter months without melting.

Mothballs and camphor are also an examples of sublimate solids.

⫸ Sublime substance :- camphor, dry ice, iodine crystals, arsenic.