Chemistry Class 12 Chapter 10 - Alkyl Halides

In primary alkyl halide the halogen atom is attached to a carbon which is further attached to? Alkyl halide are very reactive for nucleophile because? The reactivity order of alkyl halides for a particular alkyl group? Overall reactivity of alkyl halides for particular alkyl group depends upon? Grignard reagent is reactive due to? Which is the best method to prepare alcohol from alkyl halide?