How will you bring about the following conversions?
(vii) Bromomethane to propanone.

How will you bring about the following conversions? (ii) ethane to bromoethene.

How will you bring about the following conversion? Ethane to bromoethene

How will you bring about the following conversions? (1) Propanone to propane (2) Benzyl chloride to benzaldehyde

How will you bring about the following conversions in not more than two steps? propanone to propene