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WorksheetsLesson 8 ELectron Configuration
Total questions: 15
Worksheet time: 10mins
Identify the element represented by the electron configuration below.
1s2 2s2 2p6 3s2 3p3
N
P
S
As
Indicate whether the elements represented by the electron configuration below have similar chemical properties (belong to the same family).
1s2 2s2 and 1s2 2s2 2p2
No, they don't belong to the same family.
Yes, they belong to the same family.
Indicate whether the elements represented by the electron configuration below have similar chemical properties (belong to the same family).
1s2 2s1 and 1s2 2s2 2p6 3s2 3p6 4s1
No, they don't belong to the same family.
Yes, they belong to the same family.
How many unpaired electrons are there in the atom of Ca?
0
1
2
3
How many unpaired electrons are there in the atom of Cl?
0
1
2
3
What is wrong with the electron configuration below?
1s2 2s3
The 1s subshell should be followed by 2p subshell.
The 1s subshell should be followed by 1p subshell.
The 2s subshell can hold only 2 electrons.
The 2s subshell can hold only 1 electron.
What is wrong with the electron configuration below?
1s2 2s2 3s2
The 1s subshell should be followed by 2p subshell.
The 1s subshell should be followed by 1p subshell.
The 2s subshell should be followed by 2p subshell.
The 2s subshell should be followed by 3p subshell.
Where is Vanadium located in the periodic table?
s block
p block
d block
f block
Where is Barium located in the periodic table?
s block
p block
d block
f block
Where is Tin located in the periodic table?
s block
p block
d block
f block
What is number of valence electrons of Ar?
2
5
7
8
What is number of valence electrons of Br?
2
5
7
8
How many 4p electrons are in Germanium?
0
1
2
3
How many 4p electrons are in Phosphorus?
0
1
2
3
Identify the element represented by the electron configuration below.
1s2 2s2 2p6 3s2 3p6 4s2 3d6
Ni
Mn
Fe
Cr
