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Physical and Chemical Change — CHEMISTRY STD 7 — Question

ICSE BoardEnglish MediumSTD 7CHEMISTRYPhysical and Chemical Change2 Marks
Question
Classify the following changes as physical or chemical.
✓

Answer

  1. boiling — Physical
  2. curdling of milk — Chemical
  3. photosynthesis in plants — Chemical
  4. melting of a solid (wax) — Physical

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