Physical and Chemical Changes (Class VII)

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Multiple Choice

Which of the following statements is/are false?

a. Some chemical substances can be obtained in pure state by the process of crystallisation.
b. The product formed when a substance dissolves in a liquid is known as a solution.
c. In a chemical reaction, the substances responsible for bringing about a chemical change are called products.

  1. Only a
  2. Only a and b
  3. Only b
  4. Only b and c
  5. Only c
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