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Worksheetsnoble gas configurations, ve and orbital diagrams
Total questions: 20
Worksheet time: 33mins
1s22s22p63s2
How many electrons are on each shell below:
1s2 2s2 2p6 3s2
first =2
second = 8
third = 18
first =2
second = 6
third = 8
first =2
second = 8
third = 18
first =2
second = 8
third = 2
How many valence electrons does this configuration show?
1s2 2s2 2p6 3s2
2
4
6
8
Which element does this electron configuration represent?
1s2 2s2 2p6 3s2 3p6 4s2 3d1
K
Ca
Sc
Ar
Which does NOT correctly show the number of electrons in the configuration below:
1s2 2s2 2p6 3s2 3p6 4s2 3d1
first shell: 2e
second shell: 8e
third shell: 8e
4th shell: 2e
How many valence electrons are shown in this configuration:
1s2 2s2 2p6 3s2 3p6 4s2 3d1
2 ve
6 ve
8 ve
1 ve
1s22s22p63s23p64s23d10
The electron configuration of an atom is 1s22s22p6.
Which atom is represented?
Boron
Carbon
Oxygen
Neon
Consider the following electron configuration.
1s2 2s2 2p6 3s2 3p6
How many total electrons and valence electrons are shown?
18 e
8 ve
18 e
6 ve
11 e
8ve
[Xe] 6s2 4f14 5d9
[He]2s22p4
How many valence electrons are in the noble-gas configuration above?
2 ve
4 ve
6 ve
8 ve
[Ne]3s23p1
How many valence electrons shown in the noble-gas configuration above?
3 ve
6 ve
10 ve
1 ve
