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WorksheetsElectron Configuration
Total questions: 10
Worksheet time: 33mins
Name
Class
Date
1.
What atom matches this electron configuration?
1s2 2s2 2p6 3s2
1s2 2s2 2p6 3s2
a)
Neon
b)
Magnesium
c)
Aluminum
d)
Potassium
2.
Which is the electron configuration for an oxygen atom?
a)
1s22s22p63s23p64s2
b)
1s22s22p4
c)
1s22s22p6
d)
1s22s22p63s23p6
3.
How many electrons can the first energy level hold?
a)
1
b)
2
c)
8
d)
0
4.
How many valence electrons does Chlorine have?
a)
5
b)
2
c)
7
d)
5
5.
Which element is pictured?
a)
neon
b)
fluorine
c)
magnesium
d)
argon
6.
What do you start electron configuration with?
a)
1s2
b)
1d10
c)
1f14
d)
1p6
7.
There are 4 different types of subshells s,p,d,f
a)
true
b)
false
8.
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
9.
What does Pauli exclusion principle state ?
a)
states that each electron occupies the lowest energy orbital available
b)
states that a maximum of two electrons can occupy a single atomic orbital, but if only if the electros have opposite spins
c)
states that single electrons electrons with the same spin must occupy each-energy orbital before additional electrons with opposite spins can occupy the same orbitals
10.
What does Hund's rule states ?
a)
states that single electrons electrons with the same spin must occupy each-energy orbital before additional electrons with opposite spins can occupy the same orbitals
b)
states that each electron occupies the lowest energy orbital available
c)
states that a maximum of two electrons can occupy a single atomic orbital, but if only if the electros have opposite spins
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