Chemistry · Classification of Elements and Periodicity in Properties
The electronic configuration of gadolinium (Atomic number 64) is:
- 1[Xe] 4f3 5d5 6s2
- 2[Xe] 4f7 5d2 6s1
- 3[Xe] 4f7 5d1 6s2✓
- 4[Xe] 4f8 5d6 6s2
Correct answer
[Xe] 4f7 5d1 6s2
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