MCQ
5f series elements are known as_______?
- ALanthanides.
- BRepresentative elements.
- CTransition elements.
- DActinides.
✓
Answer
- Actinides.
Explanation:
Actinides are also called the 5f series.
Filling up of the 5f orbitals after actinium (Z = 89) gives the 5f-inner transition series known as the actinoid series.
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