A compound `D(C_(8)H_(10)O)` upon treatement with alkaline solution of iodine gives a yellow precipitate. The fibtrate on acidification gives a white solid `E(C_(7)H_(6)O_(2))`. Write the structures of D,E .

A compound A (C_(8)H_(10)O) upon treatment with alkaline solution of iodine gives a yellow precipitate. The filtrate on acidification gives a white solid B (C_(7)H_(6)O_(2)) . Write the structures of A and B.

An organic compound A (C_(7)H_(6)Cl_(2)) on treatment with NaOH solution gives another compound B (C_(7)H_(6)O) . B on oxidation gives and acid C (C_(7)H_(6)O_(2)) which on treatment with a mixture of conc. HNO_(3)" and "H_(2)SO_(4) gives a compound D (C_(7)H_(5)NO_(4)) . B on treatment with conc. NaOH gives a compound E (C_(7)H_(8)O)" and "C_(6)H_(5)COONa . Deduce the structures of [A], [B], [C], [D] and [E].

An aromatic compound A of the molecular formula C_(8)H_(10)O on reaction with iodine and dilute NaOH gives a yellow precipitate . The structure of the compound is expected to be: