WorksheetsElectron Configuration and Valence Electrons
Total questions: 10
Worksheet time: 3hrs 30mins
Name
Class
Date
1.
What electron configuration matches an oxygen atom?
a)
1s22s22p63s2, 3p64s23d104p5
b)
1s22s22p4
c)
1s22s22p6
d)
1s22s22p63s23p64s23d1
2.
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
3.
What atom matches this electron configuration?
1s22s22p63s23p64s23d10
a)
Zinc
b)
Copper
c)
Nickel
d)
Germanium
4.
What atom matches this electron configuration?
1s22s22p63s2
a)
Neon
b)
Magnesium
c)
Aluminum
d)
Potassium
5.
Valence electrons are located...
a)
inside the nucleus
b)
in outer space
c)
on the outermost orbit of an atom
6.
a)
10
b)
2
c)
8
d)
18
7.
a)
14
b)
4
c)
3
d)
28
8.
This is a correct dot diagram for fluorine (F)
a)
true
b)
false
9.
This is a correct dot diagram for oxygen (O)
a)
true
b)
false
10.
The elements in this group all have 5 valance electrons.
a)
Group 5
b)
Group 15
c)
Group 3
d)
Group 18
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