CH3-CH3 + Cl2 -> CH3-CH2-Cl + HClCH3-CH2-Cl + NaOH -> CH3-CH2-OH + NaClCH3-CH2-OH + H2SO4 -> CH2=CH-CH3 + H2OCH2=CH-CH3 -> CH2=CH2CH2=CH2 + H2 -> CH3-CH3CH3-CH3 -> CH3-CH2-CH2-CH3
CH3-CH3 + Cl2 -> CH3-CH2-Cl + HCl
CH3-CH2-Cl + NaOH -> CH3-CH2-OH + NaCl
CH3-CH2-OH + H2SO4 -> CH2=CH-CH3 + H2O
CH2=CH-CH3 -> CH2=CH2
CH2=CH2 + H2 -> CH3-CH3
CH3-CH3 -> CH3-CH2-CH2-CH3