Chemistry Question on Structural Representations Of Organic Compounds

Question

Draw the resonance structures for the following compounds. Show the electron shift using curved-arrow notation.
(a) $C_6H_5OH$
(b) $C_6H_5NO_2$
(c) $CH_3CH=CHCHO$
(d) $C_6H_5–CHO$
(e) $C_6H_5–C+H_2$
(f) $CH_3CH=CH C+H_2$

Accepted Answer

(a) The structure of C 6H5OH is:

The resonating structures of phenol are represented as:

(b) The structure of C 6H5NO2 is:

The resonating structures of nitrobenzene are represented as:

(c) CH 3CH = CH - CHO
The resonating structures of the given compound are represented as:

(d) The structure of C 6H5CHO is:

The resonating structures of benzaldehyde are represented as:

(e) C 6H5-C+H2
The resonating structures of the given compound are:

(f) CH 3CH = CHC+H2
The resonating structures of the given compound are: