Consider the followings:
1. Burning fuels
2. Smelting iron
3. Making glass and pottery
4. Brewing beer, and making wine
Which of the following is/are examples of Chemical reactions?
1
1 and 4 only
2
1, 2, 3, and 4
3
2, 3, and 4 only
4
3 and 4 only
Consider the followings:
1. Burning fuels
2. Smelting iron
3. Making glass and pottery
4. Brewing beer, and making wine
Which of the following is/are examples of Chemical reactions?