Chemistry Electron Configuration Quiz
Test your knowledge on electron configurations of elements.
What is the electron configuration of Oxygen (O)?
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1s2 2s2 2p4
1s2 2s2 2p6
1s2 2s1 2p4
1s2 2s2 3p4
What is the electron configuration of Sodium (Na)?
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1s2 2s2 2p6 3s1
1s2 2s2 2p6 3p1
1s2 2s2 2p5 3s1
1s2 2s2 3p6 3s1
What is the electron configuration of Chlorine (Cl)?
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1s2 2s2 2p6 3s2 3p5
1s2 2s2 2p6 3s1 3p6
1s2 2s2 2p6 3s2 3p6
1s2 2s2 3p6 3s2 3p5
What is the electron configuration of Iron (Fe)?
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[Ar] 3d6 4s2
[Ar] 3d7 4s1
[Ar] 4s2 3d6
[Ar] 3d5 4s2
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