eten:
C2H4+3O2--->2CO2+2H2O
C2H4+2O2--->2CO+2H2O
C2H4+O2--->2C+2H2O
propen
2C3H6+9O2--->6CO2+6H2O
C3H6+3O2--->3CO+3H2O
2C3H6+3O2--->6C+6H2O
buten
C4H8+6O2--->4CO2+4H2O
C4H8+4O2--->4CO+4H2O
C4H8+2O2--->4C+4H2O
penten
2C5H10+15O2--->10CO2+10H2O
C5H10+5O2--->5CO+5H2O
2C5H10+5O2--->10C+10H2O
