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WorksheetsElectronConfiguration & OrbitalNotation
Total questions: 16
Worksheet time: 14mins
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.
What electron configuration matches an oxygen atom?
a)
1s22s22p63s2, 3p64s23d104p5
b)
1s22s22p4
c)
1s22s22p6
d)
1s22s22p63s23p64s23d1
4.
How many electrons does Si contain? (click to see image)
a)
14
b)
28
c)
2
d)
4
5.
How many electrons can the first energy level hold?
a)
1
b)
2
c)
8
d)
0
6.
The electron configuration of an atom is 1s22s22p6. The number of electrons in the atom is
a)
3
b)
6
c)
8
d)
10
7.
What do you start electron configuration with?
a)
1s2
b)
1d10
c)
1f14
d)
1p6
8.
What is this element?
1s22s22p63s2
1s22s22p63s2
a)
Neon
b)
Magnesium
c)
Aluminum
d)
Potassium
9.
How many valence Electrons does Copper Have?
1s2 2s2 2p6 3s2 3p6 4s2 3d9
1s2 2s2 2p6 3s2 3p6 4s2 3d9
a)
2
b)
9
c)
17
d)
2
10.
What is this element?
1s22s22p63s23p6
4s23d104p6
1s22s22p63s23p6
4s23d104p6
a)
Argon
b)
Krypton
c)
Selenium
d)
Bromide
11.
How many electrons can the first energy level hold?
a)
1
b)
2
c)
8
d)
0
12.
How many electrons can the d sublevel hold?
a)
8
b)
10
c)
2
d)
4
13.
How many electrons does potassium K contain? (click to see image)
a)
19
b)
39
c)
20
d)
40
14.
What is the Pauli Exclusion Principle?
a)
An atomic orbital can only hold a maximum of 2 electrons, each with opposite spins
b)
An atomic orbital can hold a minimum of 6 electrons, each with opposite spins
c)
An atomic orbital can hold a maximum of 6 electrons, each with the same spin
d)
An atomic orbital can hold a minimum of 2 electrons, each with opposite spins
15.
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
16.
The electrons in an atom's outermost orbitals; determines the chemical properties of an element.
a)
photon
b)
quantum
c)
valence electron
d)
electron dot structure
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