practice exam 1-08 - occupying these MOs. 16.14 6. Draw the...

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1. Draw the possible structure(s) for the following mass spectrum. The M+1 peak is 3.3% of M+ . Ans. Cl Cl 2. Show the molecular ions formed from these compounds: 15.11 3. Indicate the fragments that would give base peaks in the mass spectra of the following compounds: 15.18
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4. Specify whether the specie is aromatic, non-aromatic or anti-aromatic. Assume that they all are planar. ACE problems, 16.8, 16.15, 16.24. 5. Show the energy levels for the pi MOs of the following compound. Show the electrons
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Unformatted text preview: occupying these MOs. 16.14 6. Draw the major product of the following reactions. If no reaction is possible, write: no reaction. ACE, 17.39, 17.31,17.40, 17.41 7. 16.12, 16.13, 16.18, 16.26 8. (5 pts.) Pyrrole undergoes electrophilic substitution predominantly at position 2 and not at 3. Draw all pertinent resonance structures to account for this regioselectivity. N H + E N H E 2 3 9, 10. Synthesis ACE, 17.44, 17.57 (except b), 17.58 (except a) . 11. Mechanism ACE, 17.59, 17.64....
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This note was uploaded on 09/12/2008 for the course CHEM 342 taught by Professor Hussaini during the Spring '08 term at University of Louisville.

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practice exam 1-08 - occupying these MOs. 16.14 6. Draw the...

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