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Worksheets112-2生科系有機化學CH3
Total questions: 10
Worksheet time: 12mins
Name
Class
Date
1.
How many stereoisomers of this compound are there ?
a)
3
b)
4
c)
8
d)
16
2.
How many compounds shown below are optically active ?
a)
1
b)
2
c)
3
d)
4
3.
What is the chirality of this compound ?
a)
(2R,3R)
b)
(2R,3S)
c)
(2S,3R)
d)
(2S,3S)
4.
What is the chirality of the highlighted carbon ?
a)
R
b)
S
5.
What is the chirality of this compound ?
a)
(2R,3R)
b)
(2R,3S)
c)
(2S,3R)
d)
(2S,3S)
6.
What is the chirality of the highlighted carbon ?
a)
R
b)
S
c)
Achiral
7.
Is the following mixture optically active ?
a)
Yes
b)
No
c)
Unpredictable
8.
What is the chirality of this compound ?
a)
(1R,3R)
b)
(1S,3R)
c)
(1R,3S)
d)
(1S,3S)
9.
下列有關旋光度(Observed rotation)的敘述何者錯誤?
a)
樣品管中樣品的濃度加倍，觀察到的旋光度也會加倍
b)
樣品管中的樣品濃度固定，但光徑長度加倍時，則旋光度會減半。
c)
benzene的旋光度=0
d)
racemic mixture的旋光度=0
10.
What is the relationship between the following two compounds ?
a)
diastereomer
b)
meso
c)
enantiomer
d)
identical
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