Question

1 0 examples of exothermic reaction

Answer 1

1. any combustion reaction.
2. reaction between water and any strong acid.
3. reaction between water and calcium chloride.
4. formation of iron pairs.
5. snow forming inside clouds.
6. freezing water into ice cubes.
7. dehydrating sugar with sulphuric acid.
8. nuclear fission.
9. a burning candle.
10. rain forming from water vapour in clouds.

Answer 2

CH4 + 2O2 -> CO2 + 2H2O + heat

C6H12O6 -> 6CO2 + 6H2O +energy

2Al + Fe2O3 -> 2Fe + Al2O3 + heat

CaO + H2O -> Ca (OH)2 +heat

C + O -> CO2 + heat