Download Chemical Equations Review Sheet 1

Chemical Equations Review Sheet 2
1. Potassium metal reacts with liquid bromine:
2K(s) + Br2(l)  2KBr(s)
synthesis
2. Water undergoes electrolysis:
2H2O(l)  2H2(g) + O2(g)
decomposition
3. Aluminum metal reacts with oxygen gas:
4Al(s) + 3O2(g)  2Al2O3(s)
synthesis
4. Liquid butane, C4H10, undergoes combustion:
2C4H10(l) + 13O2(g)  8CO2(g) + 10H2O(g)
combustion
5. A sample of iron reacts with chlorine gas:
Fe(s) + Cl2(g)  FeCl2(s) OR
synthesis
2Fe(s) + 3Cl2(g)  2FeCl3(s)
6. A sample of sodium carbonate is heated:
Na2CO3(s)  Na2O(s) + CO2(g)
decomposition
7. Potassium reacts with hydrogen gas
2K(s) + H2(g)  2KH(s)
synthesis
8. A sample of molten magnesium chloride undergoes electrolysis:
MgCl2(l)  Mg(s) + Cl2(g)
decomposition
9. Propanol, C3H7OH, undergoes combustion:
C3H7OH(l) + 5O2(g)  3CO2(g) + 4H2O(g)
combustion
10. A sample of lithium chlorate is heated:
2LiClO3(s)  2LICl(s) + 3O2(g)
decomposition
11. A sample of tin(II)carbonate is heated:
SnCO3(s)  SnO(s) + CO2(g)
decomposition
12. methane, CH4, undergoes combustion:
CH4(g) + 2O2(g)  CO2(g) + 2H2O(g)
combustion
13. Aluminum reacts with sulfur:
2Al(s) + 3S(s)  Al2S3(s)
synthesis
14. A sample of molten aluminum chloride undergoes electrolysis:
2AlCl3(l)  2Al(s) + 3Cl2(g)
decomposition
15. A sample of calcium chlorate is heated:
Ca(ClO3)2(s)  CaCl2(s) + 3O2(g)
decomposition