Solved UPSC CDS/OTA Question
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Q · Matter and Its States Medium · 45s
Which of these substances can sublime under normal conditions?
TopicMatter and Its States
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
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Naphthalene balls sublime directly from solid to gas.
Final Answer: Option B — Naphthalene balls