CH2=CH-CH2-CH2-CH3 + HCl -> CH3-CH(Cl) - CH2-CH2-CH3
CH2= C(CH3) - CH3 + HOH -> CH3-C(CH3)(OH) -CH3
CH3 - C(CH3) = CH - CH3 + HBr -> CH3-C(CH3)(Br) -CH2-CH3
CH2=CH-CH2-CH2-CH3 + HCl -> CH3-CH(Cl) - CH2-CH2-CH3
CH2= C(CH3) - CH3 + HOH -> CH3-C(CH3)(OH) -CH3
CH3 - C(CH3) = CH - CH3 + HBr -> CH3-C(CH3)(Br) -CH2-CH3