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[Xe]6s24f1

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13y ago
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2w ago

The ground state electron configuration of Lanthanum is [Xe] 5d1 6s2.

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Q: What is the ground state electron configuration of the element Lanthanum?
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What element has the ground-state electron configuration of Ar4s23d6?

The element with the ground-state electron configuration of Ar4s23d6 is iron (Fe) with atomic number 26.


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Why is an iron atom a different element than a sodium atom?

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The ground state electronic configuration of an element X can be determined by using the periodic table. Each element has a unique arrangement of electrons in its atoms. For example, the ground state electronic configuration of carbon (C) is 1s2 2s2 2p2.


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