18
Question Question 18
Distinguish between –
(a) Combustion and respiration
(b) Combustion & rusting
with suitable word equations only.
(a) Combustion and respiration
| Combustion | Respiration |
|---|---|
| Hydrocarbon (candle) + Oxygen ⟶ Carbon dioxide + Water vapour + Energy (heat and light) | Food + Oxygen ⟶ Carbon dioxide + Water vapour + Energy |
(b) Combustion & rusting
| Combustion | Rusting |
|---|---|
| Hydrocarbon (candle) + Oxygen ⟶ Carbon dioxide + Water vapour + Energy (heat and light) | Iron + Oxygen Hydrated Iron (III) Oxide (Rust) + Heat |