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Quantum Model and Electron Configurations
Worksheet
Grade Level
Chemistry
11.17 Quantum Model and Electron Configurations
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A species has 26 protons and 23 electrons. Which electron configuration best represents this species?
A
[Ar] 4s
2
3d
6
B
[Ar] 3d
5
C
[Ar] 3d
6
D
[Ar] 4s
1
3d
4
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