In my research I found 12 characteristics of an innovator. Regardless of the industry you are in, the company your work for, or your position in that company, if you possess the following characteristics, you can be one of the people that makes things happen in your organization.
Carbocations are species bearing a formal + charge on carbon. The have sp2 hybridization and trigonal planar geometry, with an empty p orbital on carbon, perpendicular to the plane containing the substituents (see diagrams shown to the right).
Rearrangements do occur in Friedel-Crafts alkylations, and are extensively used to produce many important compounds. Take a look at the following video: Due to carbocation formation, rearrangements take place easily.