Quiz Bank Exp 3

Quiz Bank Exp 3 - Quiz Bank for CHEM 6B Experiment 3 O H +...

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Unformatted text preview: Quiz Bank for CHEM 6B Experiment 3 O H + OEt P OEt O NaOH, + Aliquat 336 H2O/Hexane 1. With regards to coupling constants (J's) which is usually larger? a. Protons with a dihedral angle of 0 b. Protons with a dihedral angle of 90 c. Protons with a dihedral angle of 180 d. Protons with a dihedral angle of 270 e. Dihedral angles of protons are irrelevant What is the purpose of aliquat 336 in experiment 3? a. It acts as a base b. It acts as an acid c. It removes phosphorus d. It helps reagents in aqueous and organic phases mix e. It keeps the reaction cool In the dehydration of 2-butanol, which of the following physical properties most affects the elution order of the products when subjected to gas chromatography? a. Melting point a. Boiling point b. Product weight c. Freezing point Which of the following organic compounds is least polar d. cis stilbene e. trans stilbene f. benzaldehyde g. aliquat 336 h. diethyl benzyl phosphonate 2. 3. 4. 5. When the reaction is complete the phosphorus inorganic compound in the aqueous layer is most likely a. b. c. d. e. EtO OEt P O OH OEt O P OEt NaO OEt P O OEt PO3 diethyl benzyl phosphonate ...
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Quiz Bank Exp 3 - Quiz Bank for CHEM 6B Experiment 3 O H +...

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