: CH < sub > 3 </ sub >- CH = CH < sub > 2 </ sub > + HBr → CH < sub > 3 </ sub >- CHBr-CH < sub > 2 </ sub >- H
: CH < sub > 3 </ sub > CH = CH < sub > 2 </ sub > + Cl < sub > 2 </ sub > → ClCH < sub > 2 </ sub > CH = CH < sub > 2 </ sub > + HCl
0.037 seconds.