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WorksheetsElectron Configurations
Total questions: 15
Worksheet time: 22mins
Name
Class
Date
1.
What atom matches this electron configuration?
1s22s22p63s23p64s23d10
1s22s22p63s23p64s23d10
a)
Zinc
b)
Copper
c)
Nickel
d)
Germanium
2.
What atom matches this electron configuration?
1s22s22p63s2
1s22s22p63s2
a)
Neon
b)
Magnesium
c)
Aluminum
d)
Potassium
3.
How many electrons can the first energy level hold?
a)
1
b)
2
c)
8
d)
0
4.
Which electron configuration belongs to Chlorine (Cl)?
a)
1s2 2s2 2p6 3s2 3p5
b)
1s2 2s2 2p6 3s2 3p6
c)
1s2 2s2 2p6 3s2 3p7
5.
How many electrons can a p orbital hold?
a)
6
b)
10
c)
8
d)
14
6.
Each orbital can hold how many electrons?
a)
5
b)
4
c)
8
d)
2
7.
Which element is pictured?
a)
neon
b)
fluorine
c)
magnesium
d)
argon
8.
Which orbital has the least amount of energy?
a)
p orbital
b)
d orbital
c)
s orbital
d)
What is an orbital?
9.
How many half-filled orbitals would silicon contain?
a)
0
b)
2
c)
1
d)
3
10.
What is incorrect about this orbital diagram?
a)
Both arrows in the 2p box should be pointing up
b)
There is nothing incorrect with this diagram
c)
In the 2p box there should only be 1 electron in the first 2p box and one in the 2nd 2p box
d)
All the arrows should be pointing up.
11.
Which orbital shows a violation of Hund's Rule?
a)
A
b)
B
c)
C
d)
D
12.
Which orbital shows a violation of the Aufbau Principle?
a)
A
b)
B
c)
C
d)
D
13.
Which orbital shows a violation of the Pauli Exclusion Principle?
a)
A
b)
B
c)
C
d)
D
14.
How many orbitals does a d sublevel have?
a)
1
b)
3
c)
5
d)
7
15.
In an electron configuration, what follows 4s?
a)
4p
b)
3d
c)
4s
d)
2f
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