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ChemistryJEE Main 4 Apr 2026, Shift 2·Q2·MCQ·Easy–moderate

Structure of Atom · Bohr model radius of orbit

The species having identical radii according to the Bohr's theory are :
  • (A)H (first orbit)
  • (B)HeX+\ce{He+} (first orbit)
  • (C)HeX+\ce{He+} (second orbit)
  • (D)LiX2+\ce{Li^2+} (first orbit)
  • (E)BeX3+\ce{Be^3+} (Second orbit)
Choose the correct answer from the options given below :
  1. (1)A and C Only
  2. (2)A and E Only
  3. (3)B and E Only
  4. (4)C and D Only

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See the full 4 Apr 2026, Shift 2 paper