The energy of an electron in the first Bohr orbit of $H$-atom is $-13.6 \ eV$. The possible energy value of an electron in the first excited state of $Li^{2+}$ is (in $eV$)
- A$-122.4$
- B$-30.6$
- C$-13.6$
- D$13.6$
Explore More
Similar Questions
The ratio of the area enclosed by the second orbit to the first orbit is ......
Medium
View SolutionWhat is the wave number of a photon emitted during the transition from orbit $n=4$ to $n=2$ in a hydrogen atom (in $cm^{-1}$)? $[R_{H}=109677 \ cm^{-1}]$
The radius of the second excited state of $Li^{2+}$ is ................ $\mathring{A}$.
Medium
View SolutionWhat is the maximum number of emission lines when the excited electron of an $H$ atom in $n=6$ drops to the ground state?
Medium
View SolutionThe ionization energy of an electron in an excited state of a hydrogen atom is $+0.85 \, eV$. What will be the energy of the emitted photon in $eV$ when it returns to the ground state?
Medium
View SolutionVedclass Products
For Students
Vedclass Test Series
Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.
Start Free TrialFor Teachers
Exam Paper Generator
Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.
Try FreeFor Institutes
Online Exam Module
Live online exams with unlimited students, 360° analytics & white-label branding.
See Demo