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Physical and Chemical Changes — Science STD 7 — Question

Gujarat BoardEnglish MediumSTD 7SciencePhysical and Chemical Changes1 Mark
MCQ
A chemical change may involve:
  • A
    Change in colour only.
  • B
    Change in temperature only.
  • C
    Evolution of gas only.
  • ✓
    All of the these.
✓

Answer

Correct option: D.
All of the these.
Chemical reactions may accompany change in colour, evolution of heat and gas etc.

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