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NCERT 7th Class (CBSE) Science: Chemical and Chemical Changes

NCERT 7th Class (CBSE) Science: Chemical and Chemical Changes – Quiz

NCERT 7th Class (CBSE) Science: Chemical and Chemical Changes – Quiz

28 Multiple Choice Questions related to NCERT 7th Class (CBSE) Science: Chemical and Chemical Changes – Quiz:

  • Physical Change: A physical change is a change in which no new substance is formed.
  • Chemical Change: Those changes in which new substances are formed, are called chemical changes
  • Crystallization: The method of separation of pure crystals of a substance from its hot and super saturated solution on cooling is called crystallization

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2 comments

  1. I need more model questions in Science.

  2. Please upload Chemical Chemicals Changes chapter worksheet and question paper.