Teaching UP TGT Mock Test Series 2025 Physics Dual Nature: Photon and Matter Waves The Hydrogen Atom
The energy of a hydrogen atom in the ground state is -13.6 eV. The energy of a He+ ion in the first excited state will be
1
-6.8 eV
2
-13.6 eV
3
-27.2 eV
4
-54.4 eV