JEE Advanced2024ChemistryStructure of AtomActual

According to Bohr's model, the highest kinetic energy is associated with the electron in the

Options

Afirst orbit of H atom
Bfirst orbit of He+
Csecond orbit of He+
Dsecond orbit of Li2+

Correct answer

B. first orbit of He+

Step-by-step solution

K E=+13.6 Z^2 n^2 (A) KE _ 1,11 =+13.6 1^2 1^2 =13.6 eV (B) KE _ 1, Hc =+13.6 2^2 1^2 =13.6 4 eV (C) KE _ 2, He ⁺ =+13.6 2^2 2^2 =13.6 eV (D) KE _ 2, Li ^ i ⁺ =+13.6 3^2 2^2 =13.6 9 4 eV

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