Question 1

In the formation of the ether soluble complex in a Grignard reaction, magnesium acts as a Lewis base and the ether as a Lewis acid.

Accepted Answer

A) True 
 B)False

Question 2

Which of the following bonds has the most ionic character?

Accepted Answer

A)  C-Sn
B)  C-Cu
C)  C-Zn
D)  C-LiE) A) and D)
F) A) and B)

Question 3

What is the major organic product obtained from the following reaction?

Accepted Answer

The answer of What is the major organic product obtained...

Question 4

What is the major organic product obtained from the following reaction?

Accepted Answer

A)  1
B)  2
C)  3
D)  4E) B) and D)
F) A) and B)

Question 5

Which of the following molecules are deprotonated by ethylmagnesium bromide?

Accepted Answer

A)  phenol, PhOH
B)  propyne, CH3C ≡\equiv≡ CH
C)  dimethylamine, (CH3) 2NH
D)  all of these E) A) and C)
F) B) and D)

Question 6

What is the major organic product obtained from the following sequence of reactions?

Accepted Answer

The answer of What is the major organic product obtained...

Exam 15: An Introduction to Organometallic Compounds

In the formation of the ether soluble complex in a Grignard reaction, magnesium acts as a Lewis base and the ether as a Lewis acid.