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WorksheetsElectron Configuration Review ACP
Total questions: 20
Worksheet time: 1hrs 23mins
Name
Class
Date
1.
What atom matches this electron configuration?
1s22s22p63s2
1s22s22p63s2
a)
Neon
b)
Magnesium
c)
Aluminum
d)
Potassium
2.
What atom matches this electron configuration?
1s22s22p63s23p64s23d10
1s22s22p63s23p64s23d10
a)
Zinc
b)
Copper
c)
Nickel
d)
Germanium
3.
How many electrons does Si contain? (click to see image)
a)
14
b)
28
c)
2
d)
4
4.
How many electrons can the first energy level hold?
a)
1
b)
2
c)
8
d)
0
5.
What do you start electron configuration with?
a)
1s2
b)
1d10
c)
1f14
d)
1p6
6.
How many electrons can the d sublevel hold?
a)
8
b)
10
c)
2
d)
4
7.
Which is associated with more energy?
a)
2p
b)
2s
c)
3p
d)
1s
8.
How many total electrons can the f orbitals in a sublevel hold?
a)
2
b)
14
c)
6
d)
10
9.
What is this element?
1s22s22p63s23p64s23d104p6
1s22s22p63s23p64s23d104p6
a)
Argon
b)
Krypton
c)
Selenium
d)
Bromide
10.
Electrons occupy orbitals of lowest energy first is part of what electron configuration rule?
a)
Hund’s Rule
b)
Aufbau Principle
c)
Pauli Exclusion Principle
11.
What is this element?
[Xe] 6s24f145d9
[Xe] 6s24f145d9
a)
Mercury
b)
Gold
c)
Platinum
d)
Thallium
12.
There are 4 different types of sublevels on the periodic table:
s,p,d,f
s,p,d,f
a)
True
b)
False
13.
What is the noble gas shorthand for Sulfur?
a)
[Ar]3p4
b)
[He]3s23p4
c)
[Ne]3s23p4
d)
[Na]3s23p4
14.
Electron configuration of helium (He)
a)
1s1
b)
1s2
c)
2s1
d)
2s2 2p1
15.
What atom matches this electron configuration? 1s2 2s2 2p6 3s2 3p6
a)
Argon (Ar)
b)
Neon (Ne)
c)
Chlorine (Cl)
d)
Iron (Fe)
16.
What atom matches this electron configuration? 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p3
a)
Phosphorus (P)
b)
Nitrogen (N)
c)
Arsenic (As)
d)
Niobium (Nb)
17.
What atom matches this electron configuration?
1s22s22p63s2
1s22s22p63s2
a)
Neon
b)
Magnesium
c)
Aluminum
d)
Potassium
18.
How many electrons can the p sublevel hold?
a)
8
b)
6
c)
2
d)
4
19.
How many electrons can the d sublevel hold?
a)
8
b)
10
c)
2
d)
4
20.
How many d orbitals are there in a given sublevel? (Hint: electrons like to form pairs)
a)
1
b)
3
c)
5
d)
7
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