Question

Match the column

1. Burning of candle
2. iron nail dipped in water
3. Decaying of fallen leaves
4. Melting of glaciers
5. Chemical reactions
6. Neutralisation
Column II
(a) Chemical change
(b) Physical change
(c) Reactants and products
(d) Acid + base salt + water
(e) Physical and chemical change
(1) Rusting​

Answer 1

1. Burning of candle - (a) Chemical change

2. iron nail dipped in water - (1) Rusting

3. Decaying of fallen leaves -(c) Reactants and products

4. Melting of glaciers -(b) Physical change

5. Chemical reactions - (d) Acid + base salt + water

6. Neutralisation - (e) Physical and chemical change