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Model Paper 10 — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceModel Paper 101 Mark
MCQ
Rusting of an article made up of iron is called
  • A
    corrosion and it is a physical as well as chemical change
  • B
    dissolution and it is a physical
  • C
    dissolution and it is a chemical change
  • ✓
    corrosion and it is a chemical change
✓

Answer

Correct option: D.
corrosion and it is a chemical change
(d) corrosion and it is a chemical change
Explanation: corrosion and it is a chemical change

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