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NAME _________________________________________
DATE ______________________________ BLOCK ____
Isomers and Functional Groups
1.
What is an isomer?
________________________________________________________________________
________________________________________________________________________
2.
3.
Draw the following cis and trans isomers.
a)
trans-3,4-dichloro- 3-hexene
c)
trans-2-octene
b)
cis-2,3-dibromo-2-butene
d)
cis-1,1,1,7,7,7-hexachloro-3heptene
Name the following as “cis” or “trans” isomers.
a)
C–C
C–C
\
/
C=C
b)
C
|
C–C–C–C
/
|
C=C
C
/
C
VERSION: June 7, 2002
c)
C–C
C
\
/
C=C
\
C–C–C–C
d)
C
C–C
\
/
C=C
C
C
/
\
|
|
C–C
C–C–C–C–C–C
|
C
2
4.
5.
CHEMISTRY 11
Which of the following molecules can exhibit cis-trans isomerism?
a)
3-hexene
d)
2,5-dimethyloctane
b)
4-heptyne
e)
1-butene
c)
2-octene
f)
3-ethyl-3-hexene
What is a functional group?
________________________________________________________________________
________________________________________________________________________
6.
Draw the following compounds
a)
3-methyl-1-pentanol
e)
methyl propyl ether
b)
2,2-dichloro-3-methyl-4-nonanol
f)
ethyl butyl amine
c)
5,5-dimethyl-3-hexanone
g)
4,4-dimethylpentanoic acid
d)
2-methylpentanal
h)
methyl butanoate
UNIT X: ORGANIC CHEMISTRY — ISOMERS AND FUNCTIONAL GROUPS
7.
3
Circle the functional groups which exist in each of the following molecules and label
each group as one of:
double bond
triple bond
aromatic ring
halide
alcohol
aldehyde
ketone
ether
amine
amide
carboxylic acid
ester
a)
Br
|
Br–C–C–C–C–C
|
|
Br C
f)
C–OH
|
C–O
/
\
O=C
C–OC
/
O=C
O
CO–C
||
|
H–C–C–C–C–COO–C–C
|
b)
OH
|
C–C–C–C–C–OH
|
OH
g)
c)
C–C–C–COO–C–C–C
|
C
h)
O
||
–C–OH
H2N–
d)
C
|
C–C–CO–C–C
|
|
C
C
i)
e)
–COOH
j)
C–CONH2
|
C–COHN2
HO
|
–COOH
/
HO
8.
Name the following compounds.
O
||
C
/ \C
|
C
\
–O–C
4
CHEMISTRY 11
a)
C–C–C–C–C–C–O–C–C
f)
O
||
/
C
b)
I–C–C = C–C–I
|
C
\
C–C–C
g)
F
C
O
|
|
||
C–C–C–C–C–C–C–C–COH
|
|
|
C
C
C–C–C
c)
O
||
–C–OH
h)
C
C
O
|
|
||
C–C–C–C–C–C–C–C–C
|
|
C
C–C–C
d)
O
||
C–C–C–C–C–C–O–C–C–C
i)
C–C–C–C H
\ /
N
|
C–C–C
e)
F
O
|
||
C–C–C–C–C–CH
|
|
F
C
j)
OH
|
|
C
|
C–C–C
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