Chemistry · d- and f-Block Elements
What is the correct observed ground-state electronic configuration of Molybdenum (atomic number 42)?
- 1[Kr] 3d5 4s1
- 2[Kr] 4d4 5s2
- 3[Ar] 3d4 4s2
- 4[Kr] 4d5 5s1✓
Correct answer
[Kr] 4d5 5s1
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