The energy of the ground state of the helium atom is -54.4 electron-volts. In this state the electrons...

The area of the electron orbit for the ground state of hydrogen atom is A.What will be the area of the electron orbit corresponding to the first excited state ?

The area of the electron orbit for the ground state of hydrogen atom is A. What will be the area of the electron orbit corresponding to the second excited state?

The biding energy of an electron in the ground state of He atom is 25 eV. Find the energy required to remove both the electrons.

The energy of the electron in the ground state of H-atom is -13.6 eV . Its energy in the second orbit is

The energy of the electron in the ground state of hydrogen atom is -13.6 eV . Find the kinetic energy and potential energy of electron in this state.

The period of revolution of an electron in the ground state of hydrogen atom is T. The period of revolution of the electron in the first excited state is