MCQ
If energy of the electron in hydrogen atom in some excited state is $-3.4\,eV,$ then what will be its angular momentum
- A$1.8 \times 10^{-30} \, kg\,m^2\,s^{-1}$
- ✓$2.1 \times 10^{-34} \, kg\,m^2\,s^{-1}$
- C$9.2 \times 10^{-37} \, kg\,m^2\,s^{-1}$
- D$1.2 \times 10^{-32} \, kg\,m^2\,s^{-1}$
