Physics · PYQ NEET UG 2020
हिन्दीFor which one of the following, Bohr model is not valid?
Correct answer · Option 3
Singly ionised neon atom (\( \text{Ne}^+ \))
Explanation
Bohr's model is strictly applicable only to hydrogen-like single-electron species. Singly ionised neon atom (\( \text{Ne}^+ \)) has multiple electrons, so the Bohr model is not valid for it.