Download Isomers and Functional Groups

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DATE ______________________________ BLOCK ____
Isomers and Functional Groups
1.
What is an isomer?
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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
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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?
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6.
Draw the following compounds
a)
7.
3-methyl-1-pentanol
b)
2,2-dichloro-3-methyl-4-nonanol
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)
b)
Br
|
Br–C–C–C–C–C
|
|
Br C
OH
|
C–C–C–C–C–OH
|
OH
f)
C–OH
|
C–O
/
\
O=C
C–OC
/
O=C
g)
O
CO–C
||
|
H–C–C–C–C–COO–C–C
|
UNIT X: ORGANIC CHEMISTRY — ISOMERS AND FUNCTIONAL GROUPS
c)
C–C–C–COO–C–C–C
|
C
3
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
O
||
C
/ \C
|
C
\
–O–C