UAE TLS Chemistry Test Practice Questions - UAE Teacher License Subject Test - Chemistry (MOE Teacher Licensure System) Exam

What is the full ground-state electron configuration of a neutral iron atom (Z = 26)?

1s2 2s2 2p6 3s2 3p6 4s2 3d6 1s2 2s2 2p6 3s2 3p6 3d8 1s2 2s2 2p6 3s2 3p6 4s2 4p6 1s2 2s2 2p6 3s2 3p6 4s2 3d4 4p2

Correct Answer:

1s2 2s2 2p6 3s2 3p6 4s2 3d6

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