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ChemistryJEE Main 6 Apr 2026, Shift 2·Q2·MCQ·Easy–moderate

Structure of Atom · Bohr radius hydrogen like species

The Bohr radius of a hydrogen like species is 70.53 pm. The species and the stationary state(n) are respectively

(Given: Hydrogen atom Bohr radius is 52.9 pm)

  1. (1)LiX2+\ce{Li^{2+}}, 3
  2. (2)HeX+\ce{He+}, 3
  3. (3)HeX+\ce{He+}, 2
  4. (4)LiX2+\ce{Li^{2+}}, 2

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