Organic Chemistry II

Professor Carl C. Wamser

Chem 335 - Winter 2008

Pre-Quiz 14

(must be done in WebCT before Fri., Feb. 8, 8:30 am)

1. Originating the scale of electronegativities is usually attributed to

a. Antoine Lavoisier
b. Joseph Priestley
* c. Linus Pauling
d. Gilbert Lewis
e. Carl Wamser

2. Which of the following would NOT be considered an organometallic compound?

a. tert-butyllithium
b. sodium acetylide
c. phenylmagnesium bromide
* d. potassium ethoxide
e. dimethylzinc

3. The strongest acid in the list below is

* a. ethanol
b. ethane
c. ethene
d. ethyne
e. benzene

4. Reaction of 2-pentanone plus a methyl Grignard reagent would produce

a. 3-hexanone
* b. 2-methyl-2-pentanol
c. 3-methyl-2-pentanone
d. 3-methyl-2-pentanol
e. 3-hexanol

5. Carbenoids are reagents primarily useful for preparation of

a. alkenes
b. polymers
c. epoxides
* d. cyclopropanes
e. Grignard reagents