Solved UPSC CDS/OTA Question
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Q · Matter and Its States Medium · 45s
Which of the following processes involves sublimation?
TopicMatter and Its States
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
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Sublimation is the direct conversion of a solid to a gas without becoming a liquid. Camphor and dry ice (solid CO₂) are classic examples.
Final Answer: Option C — Camphor disappearing at room temperature