1. Which of the following is/are the example/ examples of chemical change? 
1. Crystallization of sodium chloride
2. Melting of ice

3. Souring of milk
 

Select the correct answer using the code given below.

1. 1 and 2 only

2. 3 only

3. 1, 2 and 3

4. None

Correct Answer :

3 only