How many structures of F is possible?

How many structures of X is possible ?

How many structure of F are possible ?

How many structures for F are possible .

How many structures for F are possible .

Consider the following sequence of reactions How many structures of [A] are possible?

A compound C_(4)H_(8) decolourizes a KMnO_(4) solution. How many structures are possible for this compound?

How many structures are possible for amines (C_(7)H_(9)N) having one benzene ring ?

How many structural isomers are possible for butane?