Solved UPSC CDS/OTA Question
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Q · Mixtures and CompoundsMedium · 45s
Which of these represents a chemical change?
TopicMixtures and Compounds
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
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Burning creates new substances — irreversible — chemical change.
Final Answer: Option C - Burning of paper