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WorksheetsElectron Configuration Knowledge Solidification
Total questions: 20
Worksheet time: 3600secs
Name
Class
Date
1.
What atom matches this electron configuration?
1s22s22p63s23p64s23d10
1s22s22p63s23p64s23d10
a)
Zinc
b)
Copper
c)
Nickel
d)
Germanium
2.
What electron configuration matches an oxygen atom?
a)
1s22s22p63s2, 3p64s23d104p5
b)
1s22s22p4
c)
1s22s22p6
d)
1s22s22p63s23p64s23d1
3.
What is the electron configuration of Sulfur using noble gas method
a)
[Ne]3s1
b)
[Ne]3s23p3
c)
[Ne]3s23p4
4.
What is the electron configuration of Iodine?
a)
[Kr]5s24d105p6
b)
[Kr]5s24d106p6
c)
[Kr]5s25d106p6
d)
None of the above
5.
The electron configuration of an atom is 1s22s22p6. The number of electrons in the atom is
a)
3
b)
6
c)
8
d)
10
6.
What atom matches this electron configuration?
[Xe] 6s24f145d9
a)
Mercury
b)
Gold
c)
Platinum
d)
Thallium
7.
There are __ energy levels
a)
1
b)
2
c)
7
d)
8
8.
How many atomic orbitals are there in the p sublevel?
a)
2
b)
3
c)
4
d)
5
9.
What atom matches this electron configuration?
1s22s22p63s23p64s23d10
1s22s22p63s23p64s23d10
a)
Zinc
b)
Copper
c)
Nickel
d)
Germanium
10.
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
11.
Identify the Electron Configuration for Aluminum (Al)
a)
1s2 2s2 2p6 3s2 3p1
b)
1s2 2s2 2p6 3s2 3p3
c)
1s2 2s2 2p6 3s2 4p1
12.
What is the shorthand electron configuration for Sulfur atom?
a)
[Ar] 3p4
b)
[He] 3s23p4
c)
[Ne] 3s23p4
d)
[Na] 3s23p3
13.
What is the noble gas configuration for phosphorus?
a)
[Ar] 3p5
b)
[He] 3s2 3p5
c)
[Ne] 3s2 3p3
d)
[Na] 3s2 3p5
14.
[Ne]3s23p5 is the noble gas configuration for which element?
a)
chlorine
b)
fluorine
c)
sulfur
d)
aluminum
15.
How many electrons does Si contain? (click to see image)
a)
14
b)
28
c)
2
d)
4
16.
How many electrons can the first energy level hold?
a)
1
b)
2
c)
8
d)
0
17.
Which electron configuration belongs to Copper (Cu)?
a)
1s2 2s2 2p6 3s2 3p6 4s2 3d8
b)
1s2 2s2 2p6 3s2 3p6 4s2 3d9
c)
1s2 2s2 2p6 3s2 3p6 4s2 3d10
18.
How many valence electrons are represented here?
a)
7
b)
5
c)
2
d)
8
19.
How many d orbitals are there in a given sublevel?
a)
1
b)
3
c)
5
d)
7
20.
How many p orbitals are there in a sublevel?
a)
2
b)
1
c)
4
d)
3
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