On Tue, 1 Apr 1997 nelsonmj@plu.edu wrote:
>
> 2-bromobutane reacts faster then 2-chlorobutane because bromine is a
> better leaving group than chlorine. Bromine is a weaker base and
> therefore more stable then the chlorine. The bromine stabilizes its
> negative charge better. Since the it is more stable, this lowers the
> energy of activation and increases the rate of the reaction.
> Matt Nelson
>
> On Tue, 1 Apr 1997, Harvey the Wonder Hamster wrote:
>
> >
> > Hi. A couple of you guys had questions about exercise #1 for lab
> > 10. Regardless of whether 2-bromobutane or 2-chlorobutane actually reacted
> > in the lab, the book must think it was supposed to or it wouldn't have
> > asked the question. I don't know exactly what the answer to the quesion
> > is, but I think it has to do with the electronegativities and atomic radii
> > of chlorine and bromine. If anybody out there knows the answer, I'd
> > appreciate the help.
> >
> > Thank You,
> > Mark
> >
> >
>
>