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What is a term used for the conversion of solid into gas directly?

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in Chemistry – Class 11 by (148k points)
What is a term used for the conversion of solid into gas directly?

(a) Evaporation

(b) Sublimation

(c) Condensation

(d) Melting

The question was asked in homework.

This intriguing question comes from States of Matter in chapter States of Matter of Chemistry – Class 11

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The correct option is (b) Sublimation

Easy explanation: The process of direct conversion of solid to gases is sublimation while the process of conversion of liquid to gas is evaporation whereas the process of conversion of solid to liquid is melting and liquid to solid is condensation.

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