Review Game 2.3
Polarity & Smell
rocket : space :: submarine :
1.
2.
3.
4.
sea
land
air
cave
25%
25%
25%
25%
Response Grid
10
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Countdown
Why do molecules of certain substances
attract to each other and to a balloon?
1. They are positively
charged
2. They are negatively
charged
3. They have protons
and electrons
4. They have partial
charges
25%
25%
25%
25%
Response Grid
20
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What does it mean to be polar?
1. To be positively charged
2. To be negatively charged
3. To have a positively
charged end and a
negatively charged end
4. Polar is the new “cool”
25%
25%
25%
25%
Response Grid
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Polar molecules will…
1. Not smell
2. Spread out on wax
paper
3. Repel from a
charged balloon
4. Be symmetrical
5. All of the above
6. None of the above
17%
17%
17%
17%
17%
17%
Response Grid
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What type of molecule will always be
nonpolar?
1.
2.
3.
4.
5.
6.
7.
Asymmetrical
Diatomic
Linear
Tetrahedral
Pyramidal
Trigonal planar
Bent
14%
14%
14%
14%
14%
14%
14%
Response Grid
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Participant Scores
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Participant 1
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Participant 11
0
0
0
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Participant 2
Participant 3
Participant 4
Participant 5
0
0
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Participant 12
Participant 13
Participant 14
Participant 15
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Participant 6
Participant 7
Participant 8
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Participant 16
Participant 17
Participant 18
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Participant 9
Participant 10
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Participant 19
Participant 20
What percentage of your current points
would you like to wager on the next
question?
1.
2.
3.
4.
5.
0%
25%
50%
75%
100%
Response Grid
10
Countdown
Which is not one of the 7 diatomic molecules?
1.
2.
3.
4.
5.
6.
7.
8.
H2
I2
O2
N2
C2
Br2
F2
Cl2
12%
12%
12%
12%
12%
12%
12%
12%
Response Grid
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8
Countdown
Participant Scores
0
Participant 1
0
Participant 11
0
0
0
0
Participant 2
Participant 3
Participant 4
Participant 5
0
0
0
0
Participant 12
Participant 13
Participant 14
Participant 15
0
0
0
Participant 6
Participant 7
Participant 8
0
0
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Participant 16
Participant 17
Participant 18
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Participant 9
Participant 10
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Participant 19
Participant 20
A carbon-sulfur bond would be
classified as…
1.
2.
3.
4.
Nonpolar
Somewhat polar
Very polar
Ionic
25%
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25%
25%
Response Grid
20
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Countdown
The bond in CaCl2 would be classified
as…
1.
2.
3.
4.
Nonpolar
Somewhat polar
Very polar
Ionic
25%
25%
25%
25%
Response Grid
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A carbon-oxygen bond would be
classified as…
1.
2.
3.
4.
Nonpolar
Somewhat polar
Very polar
Ionic
25%
25%
25%
25%
Response Grid
20
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Countdown
A phosphorus-fluorine bond would be
classified as…
1.
2.
3.
4.
Nonpolar
Somewhat polar
Very polar
Ionic
25%
25%
25%
25%
Response Grid
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Which element has the lowest electronegativity?
(Elements are arranged in the order they appear on the
periodic table.)
1. Be
3. B
2. Sr
4. I
25%
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Which element has the greatest electronegativity?
(Elements are arranged in the order they appear on the
periodic table.)
1.
2.
3.
4.
N
P
As
Sb
25%
25%
25%
25%
Response Grid
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Which molecule is nonpolar?
1.
2.
3.
4.
PH3
CHBr3
C2H6
OF2
25%
25%
25%
25%
Response Grid
20
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Countdown
Which molecule is polar?
1.
2.
3.
4.
C2HF
CO2
CH4
O2
25%
25%
25%
25%
Response Grid
20
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Which molecule will not have a smell?
1.
2.
3.
4.
5.
6.
Small nonpolar
Small polar
Medium nonpolar
Medium polar
All of the above
None of the above
17%
17%
17%
17%
17%
17%
Response Grid
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Which molecule will have a smell?
1.
2.
3.
4.
5.
SiF4
CO2
C8H16O2
C21H38O5
C46H92O2
20%
20%
20%
20%
20%
Response Grid
20
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5
Countdown
Why is CF4 nonpolar considering the
bonds are highly polar?
1. The electrons are not
shifted to just one side
2. The bond dipoles cancel
out
3. The partial positive is in the
center not the outside
4. The molecule is
symmetrical
5. All of the above
6. None of the above
17%
17%
17%
17%
17%
17%
Response Grid
20
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Participant Scores
0
Participant 1
0
Participant 11
0
0
0
0
Participant 2
Participant 3
Participant 4
Participant 5
0
0
0
0
Participant 12
Participant 13
Participant 14
Participant 15
0
0
0
Participant 6
Participant 7
Participant 8
0
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Participant 16
Participant 17
Participant 18
0
0
Participant 9
Participant 10
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0
Participant 19
Participant 20
What percentage of your current points
would you like to wager on the next
question?
1.
2.
3.
4.
5.
0%
25%
50%
75%
100%
Response Grid
10
Countdown
Which would you predict to have a
smell?
1.
2.
3.
4.
5.
6.
Paper clip
Styrofoam
Propane
Water
Rust
Kerosene
17%
17%
17%
17%
17%
17%
Response Grid
20
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Countdown
Participant Scores
0
Participant 1
0
Participant 11
0
0
0
0
Participant 2
Participant 3
Participant 4
Participant 5
0
0
0
0
Participant 12
Participant 13
Participant 14
Participant 15
0
0
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Participant 6
Participant 7
Participant 8
0
0
0
Participant 16
Participant 17
Participant 18
0
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Participant 9
Participant 10
0
0
Participant 19
Participant 20
Electrons are shared unequally in a(n)…
1. Polar covalent bond
2. Nonpolar covalent
bond
3. Ionic bond
4. Metallic bond
5. All of the above
6. None of the above
17%
17%
17%
17%
17%
17%
Response Grid
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Countdown
How can you smell a solid bar of chocolate?
1. The molecules melt
2. Chocolate boils at
room temperature
3. The molecules are
polar and dock with
receptor sites
4. All of the above
5. None of the above
20%
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20%
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20%
Response Grid
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Methanol is attracted to a charged balloon and
beads up on wax paper. Methanol must…
1.
2.
3.
4.
5.
Have a smell
Be polar
Be nonpolar
Be ionic
Have a bipolar
disorder
20%
20%
20%
20%
20%
Response Grid
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Countdown
Where is the partial
positive in this molecule?
25%
1.
2.
3.
4.
25%
25%
C
Cl
Both C and Cl
Nowhere;
it’s nonpolar.
25%
Response Grid
20
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Countdown
Why do polar molecules have a smell?
1. They have the right
shape to dock with
receptor sites
2. They have a partial
charge to dock with
receptor sites
3. They vaporize easier
than nonpolar
4. All of the above
5. None of the above
20%
20%
20%
20%
20%
Response Grid
20
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Countdown
Where is the partial
negative in this molecule?
20%
1.
2.
3.
4.
5.
20%
20%
20%
H
C
O
All of the above
None of the above
20%
Response Grid
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Countdown
Is this molecule
polar or nonpolar?
33%
33%
1. Polar
2. Nonpolar
3. Need more info
33%
Response Grid
20
1
2
3 Countdown
Why do large molecules usually not have a
smell?
1. They are nonpolar.
2. They are usually
symmetrical.
3. They cannot fit into
receptor sites.
4. They don’t vaporize
easily.
5. All the good scents
were taken by Calvin
Klein.
20%
20%
20%
20%
20%
Response Grid
20
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5
Countdown
Is HCN polar or
nonpolar?
50%
50%
1. Polar
2. Nonpolar
Response Grid
20
1
2
Countdown
Is CF2Cl2 polar or
nonpolar?
50%
50%
1. Polar
2. Nonpolar
Response Grid
20
1
2
Countdown
Participant Scores
0
Participant 1
0
Participant 11
0
0
0
0
Participant 2
Participant 3
Participant 4
Participant 5
0
0
0
0
Participant 12
Participant 13
Participant 14
Participant 15
0
0
0
Participant 6
Participant 7
Participant 8
0
0
0
Participant 16
Participant 17
Participant 18
0
0
Participant 9
Participant 10
0
0
Participant 19
Participant 20
What percentage of your current points
would you like to wager on the next
question?
1.
2.
3.
4.
5.
0%
25%
50%
75%
100%
Response Grid
10
Countdown
Is this molecule
polar or nonpolar?
50%
50%
1. Polar
2. Nonpolar
Response Grid
20
1
2
Countdown
Participant Scores
0
Participant 1
0
Participant 11
0
0
0
0
Participant 2
Participant 3
Participant 4
Participant 5
0
0
0
0
Participant 12
Participant 13
Participant 14
Participant 15
0
0
0
Participant 6
Participant 7
Participant 8
0
0
0
Participant 16
Participant 17
Participant 18
0
0
Participant 9
Participant 10
0
0
Participant 19
Participant 20