Sample-E1-322b-08

Sample-E1-322b-08 - Chemistry 322bL Basic Organic Chemistry...

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Chemistry 322bL Name ________________________________ Basic Organic Chemistry J u l y SAMPLE EXAMINATION 1 Answer the following questions in the space provided. Please organize your thoughts and attempt to make your answer as legible as possible. If we cannot read your answer, it cannot be given credit . Please remember that C-C-C-C without hydrogens and “stick” structural representations will be given NO credit ( except for rings only ). I. (xx pts) Draw all additional reasonable resonance structures to complete a good representation for the structure of each of the following molecules. (a) ( ) Mn O O O O HH z radical (b)
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Chemistry 322bL SAMPLE Examination 1 page 2 July II. (xx pts) (a) Label each of the following molecules as aromatic , anti -aromatic or non -aromatic, as appropriate. 2 H H .. .. NN H H .. N CH 3 (+) B 3 N .. i ii PART (b) NOT COVERED this semester (b) The compound at the right is [18]-annulene. Which of the 1 H NMR resonances for the indicated hydrogens would be at unusually high ( 3.0 δ ) chemical shift?
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This note was uploaded on 10/12/2009 for the course CHEM 322AL taught by Professor Jung during the Spring '07 term at USC.

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Sample-E1-322b-08 - Chemistry 322bL Basic Organic Chemistry...

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