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Physical and chemical change

2 PYQ across 2 exams · 2023–2024 — the complete chronological timeline of how UPSC has tested this idea, oldest to newest.

NDA 2023 → CISF 2024
20231 PYQ
NDAQ63
Which one of the following processes involves chemical reaction ?…
20241 PYQ
CISFQ12
Which one of the following is an example of a physical change?…
Related concepts — explore their timelines too
Chemical reactions
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