Millionaire Mode

Physical and Chemical Changes (Class VII)

Question 1 of 15

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

Prize Money

15₹7 Crores
14₹1 Crore
13₹50,00,000
12₹25,00,000
11₹12,50,000
10₹6,40,000
9₹3,20,000
8₹1,60,000
7₹80,000
6₹40,000
5₹20,000
4₹10,000
3₹5,000
2₹2,000
1₹1,000