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Question
Which of the following substances undergoes sublimation?
Which of the following substances undergoes sublimation?
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Solution
The correct option is B Camphor
The explanation for the correct answer- (B) Camphor
Sublimation – The process of conversion of a substance from the solid state directly into the gaseous state without the formation of an intermediate liquid state is called sublimation. For example- in the sublimation of camphor solid, it is directly converted into its gaseous state.
The explanation for the incorrect answer-
(A) Water - Water is a liquid. hence does not undergo sublimation.
(C) Sugar - Sugar is a solid that starts burning when heated strongly.
(D) Milk - Milk is a liquid. hence does not undergo sublimation.
Hence, option (B) is correct. Camphor undergoes sublimation.
Camphor
The explanation for the correct answer- (B) Camphor
Sublimation – The process of conversion of a substance from the solid state directly into the gaseous state without the formation of an intermediate liquid state is called sublimation. For example- in the sublimation of camphor solid, it is directly converted into its gaseous state.
The explanation for the incorrect answer-
(A) Water - Water is a liquid. hence does not undergo sublimation.
(C) Sugar - Sugar is a solid that starts burning when heated strongly.
(D) Milk - Milk is a liquid. hence does not undergo sublimation.
Hence, option (B) is correct. Camphor undergoes sublimation.
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