Lewis Acid and Base
Chapter 17-12
Dr. Robert Belford & Xiaomin Tu
Question 1
Can CH
3
NH
2
be a lewis acid or a lewis base?
(A)
lewis acid
(B)
lewis base
(C)
both
(D)
neither
Hint
Your response
Not answered yet
Question 2
Trimethylamine (CH
3
)
3
N can react with diborane B
2
H
6
after its dissociation to form (CH
3
)
3
N-BH
3
. Which one is the lewis acid?
(A)
(CH
3
)
3
N
(B)
B
2
H
6
(C)
(CH
3
)
3
N-BH
3
(D)
none of the above
Hint
Your response
Not answered yet
Question 3
In Q2, what is the lewis base?
(A)
(CH
3
)
3
N
(B)
B
2
H
6
(C)
(CH
3
)
3
N-BH
3
(D)
none of the above
Hint
Your response
Not answered yet
Question 4
In the reaction, what is the lewis acid?
(A)
HCl
(B)
H
2
NOH
(C)
[H
3
NOH]Cl
(D)
none of the above
Hint
Your response
Not answered yet
Question 5
In the reaction, what is the lewis acid?
(A)
SO
2
(B)
BF
3
(C)
O
2
S-BF
3
(D)
none of the above
Hint
Your response
Not answered yet
Question 6
In Q5, what is the lewis base?
(A)
SO
2
(B)
BF
3
(C)
O
2
S-BF
3
(D)
none of the above
Hint
Your response
Not answered yet
