chm2211sex2 - Organic Chemistry II CHM 2211 Sample Exam 2...

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O CH 3 CH CH 2 CH CH 3 O CH 3 C O CH 3 CH 3 C CH 2 CH CH 3 O OH C HH O CH CH 2 CH 2 CH CH 3 O CH 3 O Organic Chemistry II CHM 2211 Sample Exam 2 I. Write Structures for the compounds named below: (12 points) _______________________ _________________________ ________________________ Acetone Hydrazine Cyclohexane carbaldehyde _______________________ _________________________ ________________________ An ethyl ylide of Any imine 3-Oxo-6-phenylhexanal triphenylphosphine II. Name the compounds whose structure is shown below: (6 points) _______________________ _________________________ ________________________ _______________________ _________________________ ________________________ III. Fill in the Blanks (13 points) 1. Why does the carbonyl carbon have a partial positive charge? ______________________ _______________________________________________________________________ 2. When an aldehyde is considered as a group, it is called a _______________________ group. When a ketone cannot be named as an -one, it is named as an _________________ group. 3. An oxidizing agent that can oxidize an alcohol to an aldehyde without going all the way to an acid is (write the whole name)____________________________________________________. 4. CrO 3 in H 2 SO 4 is called ___________________ Reagent while R 2 LiCu is called ________________ reagent. 5. A positive Tollen’s test for aldehydes is indicated by _______________________________.
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+ CH 2 H 3 C O Cl AlCl 3 6. Two important types of diols are geminal and vicinal . Which is the least stable?
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chm2211sex2 - Organic Chemistry II CHM 2211 Sample Exam 2...

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