How many haloalkanes are obtained when ethane is subjected to chlorination?

Why ethane is produced in chlorination of methane?

How many products will be obtained when propane is subjected to vapour phase nitration?

How many hydrocarbons are formed when ethyl bromide is subjected to the Wurtz reaction?

How many intermediates are obtained when reactant is treated with an electrophile E^(+) ?

How many Monochloro derivatives are possible when 2-methyl butane is subjected to free radical chlorination.(including stereo isomers)

How many monochloro derivatives are possible when 3-methylheptane is subjected to free radical chlorination ?