iCLicker Quiz #1
• Take out your iClicker!
• If you do not have an iClicker yet, get a piece
of paper.
• Frequency: BB
1. All except which of the following are formulas
of organic compounds?
a)
b)
c)
d)
C4H10
CH3CH2OH
KCl
CH3CH2Cl
2. The IUPAC name for the following alkane is
_______.
CH3 CH3
CH3–CH2–CH–CH–CH3
3
a)
b)
c)
d)
2,3-dimethylpentane
3-ethyl-2-methylbutane
3,4-dimethylpentane
2-methyl-3-ethylbutane
2
1
Circle the longest carbon chain
Identify and name the branches
Number the carbon chain to find
which carbon the branches are
on
3. Compounds comprised of the same number
and kinds of atoms, but different
in their atomic arrangement are known
as_______.
a)
b)
c)
d)
isotopes
isomers
homologs
allotropes
4. In the name cyclohexane, the prefix
“cyclo-” means that_______.
a)
b)
c)
d)
the compound is explosive
the carbon atoms are joined in a ring
the compound is a derivative of benzene
the carbons have a valence of three
5. The IUPAC name for the following cycloalkane
is_______.
2 1
Cl
a)
b)
c)
d)
3-bromo-4-chlorocyclopentane
1-bromo-2-chlorocyclopentane
3-chloro-4-bromocyclopentane
4-chloro-3-bromocyclopentane
Br
Circle the biggest carbon ring
Identify and name the branches
Number the carbon chain to find
which carbon the branches are
on
6. If octane and water are mixed, the result
is_______.
a)
b)
c)
d)
an emulsion
a clear solution of hexane dissolved in water
a layer of octane sitting on top of a layer of water
a layer of water sitting on top of a layer of octane
7. The following compounds are isomers:
H H H
H
C
H
H C C C H
a) True
b) False
H
H
H
H
H
H
H
H
C
C
C
C
H
H
H
H
H
8. When naming an alkane chain, if there are
two different branches on the chain, you
would name the groups:
a) in the order that they appear on the chain.
b) in alphabetical order.
c) in the order that they appear after a double bond.
9. The IUPAC name for the following alkane
H
is_______.
H -C- H
H
H
H H HH C H H H
H- C- C- C –C-C–C - C-C- H
a)
b)
c)
d)
5-ethyloctane
4-ethylpentene
3-propylheptane
4-ethyloctane
H H H HH H H H
4 3 2 1
Circle the longest carbon chain
Identify and name the branches
Number the carbon chain to find
which carbon the branches are
on
10. Which structure goes with this organic
compound name? 2,3-dimethylnonane
1
2
3
a) CH3CHCHCH2CH2CH2CH2CH3
CH3 CH3
b) CH3CHCH2CH2CH2CH2CH2CHCH3
1
CH3
2
1
CH3 CH3
2
3
3
CH3
c) CH3CHCHCH2CH2CH2CH2CH2CH3
d) CH3CHC=CHCH2CH2CH2CH2CH3
CH3 CH3