Chemistry 20 – Reactions – Special Cases Extra Practice
For each of the following questions, do the following:
- Predict the products and write the balanced chemical equation
1. Iron (III) carbonate decomposes
2. Potassium chlorate decomposes
3. Vanadium (III) carbonate decomposes
4. Calcium chlorate decomposes
5. Sulfuric acid decomposes
6. Calcium hydroxide decomposes
7. Iron (III) hydroxide decomposes
8. Nickel (III) carbonate decomposes
9. Tin (IV) chlorate decomposes
10. Lead (IV) hydroxide decomposes
Chemistry 20 – Reactions – Special Cases Extra Practice
For each of the following questions, do the following:
- Predict the products and write the balanced chemical equation
11. Iron (III) carbonate decomposes
1Fe2(CO3)3 (s)  1Fe2O3 (s) + 3CO2 (g)
12. Potassium chlorate decomposes
2KClO3 (s)  2KCl (s) + 3O2 (g)
13. Vanadium (III) carbonate decomposes
1V2(CO3)3 (s)  1V2O3 (s) + 3CO2 (g)
14. Calcium chlorate decomposes
1Ca(ClO3)2 (s)  1CaCl2 (s) + 3O2 (g)
15. Sulfuric acid decomposes
1H2SO4 (aq) 1H2O (l) + 1SO3 (g)
16. Calcium hydroxide decomposes
1Ca(OH)2 (s)  1CaO (s) + 1H2O (l)
17. Iron (III) hydroxide decomposes
2Fe(OH)3 (s)  1Fe2O3 (s) + 3H2O (l)
18. Nickel (III) carbonate decomposes
1Ni2(CO3)3 (s)  1Ni2O3 (s) + 3CO2 (g)
19. Tin (IV) chlorate decomposes
1Sn(ClO3)4 (s)  1SnCl4 (s) + 6O2 (g)
20. Lead (IV) hydroxide decomposes
1Pb(OH)4 (s)  1PbO2 (s) + 2H2O (l)