CH3-CH2-OH + HBr -> CH3-CH2-Br + H2O
CH3-CH2-Br -> CH2=CH2 + HBr
CH2=CH2 + H2O -> CH3-CH2-OH
CH3-CH2-OH + CuO -> CH3COH + Cu + H2O
2C2H4O + 5O2 -> 4CO2 + 4H2O
CH3-CH2-OH + HBr -> CH3-CH2-Br + H2O
CH3-CH2-Br -> CH2=CH2 + HBr
CH2=CH2 + H2O -> CH3-CH2-OH
CH3-CH2-OH + CuO -> CH3COH + Cu + H2O
2C2H4O + 5O2 -> 4CO2 + 4H2O