The total energy of the electron in the hydrogen atom in the ground state is -13.6 eV. Which of the following is its kinetic energy in the first excited state?
13.6 eV
6.8 eV
3.4 eV
1.825 eV
Relation between K.E.,P.E. & total energy -
- wherein
Potential Energy and total energy are negative .While kinetic energy is positive
Total energy in first excited state =
Option 1)
13.6 eV
Incorrect option
Option 2)
6.8 eV
Incorrect option
Option 3)
3.4 eV
correct option
Option 4)
1.825 eV
Incorrect option