Chemistry · d- and f-Block Elements
The electronic configurations of bivalent europium and trivalent cerium are respectively: (Atomic number: Xe = 54, Ce = 58, Eu = 63)
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1[Xe]4f4 and [Xe]4f9
- 2[Xe]4f76s2 and [Xe]4f26s2
- 3[Xe]4f7 and [Xe]4f1✓
- 4[Xe]4f2 and [Xe]4f7
Correct answer
[Xe]4f7 and [Xe]4f1
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