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CHEM 1211 Module Three Multiple Choice Makeup  10 points

Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
 

 1. 
Rank the subatomic particles from lowest to highest mass?
a.
electrons < neutrons < protons
b.
electrons < protons < neutrons
c.
electrons < protons = neutrons
d.
neutrons < electrons < protons
e.
electrons = protons < neutrons
 

 2. 
Which two of the ions below have the same number of electrons?

11m3retest_files/i0030000.jpg
a.
11m3retest_files/i0030001.jpg
b.
11m3retest_files/i0030002.jpg
c.
11m3retest_files/i0030003.jpg
d.
11m3retest_files/i0030004.jpg
e.
none of the above
 

 3. 
How many electrons are in 11m3retest_files/i0040000.jpg?
a.
18
b.
22
c.
26
d.
44
e.
52
 

 4. 
What alkaline earth metal is in the fourth period?
a.
Ca
b.
K
c.
Na
d.
Sr
e.
Sc
 

 5. 
Which of the following is associated with the value of the ª quantum number?
a.
wave function
b.
principle quantum number
c.
orbital orientation
d.
orbital shape
e.
number of electrons
 

 6. 
Which of the following diagrams represent a p-orbital?

11m3retest_files/i0070000.jpg
a.
(I) only
b.
(II) only
c.
(III) only
d.
(IV) only
e.
(I) and (II)
 

 7. 
What is the electron configuration for Cu+?
a.
[Ar]
b.
[Ar]3d8
c.
[Ar]4s23d8
d.
[Ar]3d10
e.
[Ar]4s13d9
 

 8. 
What is the electron configuration for Pb2+?
a.
[Xe]5d106s2
b.
[Xe]4f145d106s2
c.
[Xe]6s2
d.
[Xe]4f145d10
e.
[Xe]4f146p2
 

 9. 
Hund's rule states that the most stable arrangement of electrons (for a ground state electron configuration)
a.
has two electrons per orbital, each with opposing spins.
b.
has two electrons per orbital, each with identical spins.
c.
only occurs for s and p-block elements.
d.
has a filled valence shell of electrons.
e.
has the maximum number of unpaired electrons, all with the same spin.
 

 10. 
What element has the following electron configuration?

11m3retest_files/i0110000.jpg
a.
P
b.
S
c.
O
d.
N
e.
F
 

 11. 
What element has the following electron configuration?

11m3retest_files/i0120000.jpg
a.
Br
b.
Ag
c.
Ga
d.
Kr
e.
I
 

 12. 
What -1 ion the following electron configuration?

11m3retest_files/i0130000.jpg
a.
Na-
b.
Ar
c.
In-
d.
K-
e.
Cl-
 

 13. 
What is a possible set of quantum numbers for the unpaired electron in the orbital box diagram below?

11m3retest_files/i0140000.jpg
a.
n = 3, ª = 1, mª = -1, ms = +1/2
b.
n = 4, ª = 1, mª = -1, ms = +1/2
c.
n = 3 ª = 2, mª = -2, ms = +1/2
d.
n = 3, ª = 2, mª = -1, ms = -1/2
e.
n = 4, ª = 2, mª = 0, ms = +1/2
 

 14. 
Which group of the periodic table elements forms only +1 ions?
a.
group 1A
b.
group 2A
c.
group 7B
d.
group 7A
e.
group 8A
 

 15. 
Place the following ions in order from smallest to largest radii: N3-, F-, Cl-, Mg2+, and Li+.
a.
Mg2+ < Li+ < Cl- < N3- < F-
b.
Li+ < Mg2+ < F- < N3- < Cl-
c.
Li+ < Mg2+ < N3- < F- < Cl-
d.
F- < N3- < Li+ < Mg2+ < Cl-
e.
F- < N3- <Mg2+ < Li+ < Cl-
 

Numeric Response
 

 16. 
Enter the score on your Module Three multiple choice test below

 



 
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