MCQ
The elements with atomic numbers $101$ and $104$ belong to, respectively
  • A
    Group $11$ and Group $4$
  • Actinoids and Group $4$
  • C
    Actinoids and Group $6$
  • D
    Group $6$ and Actinoids

Answer

Correct option: B.
Actinoids and Group $4$
b
Element with atomic no. $101$ is an Actinoid element.

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