C_(7)H_(8)O" shows how many isomers "

C_(7)H_(7)Cl shows how many benzenoid aromatic isomers ?

How many structrual isomerse exist for C_(7)H_(8)O where each isomer contain a phenyl ring?

Given are the isomers of C_(8)H_(8)O_(2) . Which isomer gives positive iodoform test?

Write down all the isomers of formula C_(7)H_(7)O_(2)N . What type of isomerism they show ?

" How many isomers of "C_(1)H_(8)O" exists that has a phenyl ring? "

How many constitutional isomers exist for formula C_(5)H_(12)O that contain an ether as a functional group.