Which of the following sublimes without heating even at the room temperature?
A
Camphor
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B
Ammonium chloride
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C
Dry Ice
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D
None of the above
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Solution
The correct option is A Dry Ice Solid (Impure) heat−−→ vapour cool−−→ solid sublimate (pure) Dry Ice (solid carbon dioxide) sublimes at room temps whereas ammonium chloride and camphor sublimes on heating.