Exam Questions

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Which best represents the LUMO of a C=O that is involved in the reaction with a nucleophile?

Provide the number of valence electrons and three resonance structures for the species [CH2NO2]-.  Include formal charge if relevant.

Which of the following is the definition of a pair of diastereomers?
(A) A pair of structures that are superimposable mirror images of one another
(B) A pair of stereoisomers that are non-superimposable mirror images of one another
(C) A pair of stereoisomers that are not mirror images of one another
(D) A pair of stereoisomers that have equal specific rotations

Provide the IUPAC name of the following compound

    CH3CH2CH2CH(OH)CH(CH3)CH2CH3

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