An atom absorb `2eV`energy and is excited to next energy state . The wavelength of light absorbed will be

An electron in a hydrogen atom in its ground state absorbs energy equal to ionisation energy of Li^(+2) . The wavelength of the emitted electron is :-

An electron in a hydrogen atom in its ground state absorbs energy equal to ionisation energy of Li^(+2) . The wavelength of the emitted electron is :-

In germanium the energy gap is about 0.75 eV. The wavelength of light which germanium starts absorbing is

The energy required to excite a hydrogen atom from n= 1 to n = 2 energy state 10.2 eV. What is the wavelength of the radiation emitted by the atom when it goes back to Its ground state ?

In hydrogen atom, an electron in its ground state absorbs two times of the energy as if requires escaping (13.6 eV) from the atom. The wavelength of the emitted electron will be

In hydrogen atom, an electron in its ground state absorbs two times of the energy as if requires escaping (13.6 eV) from the atom. The wavelength of the emitted electron will be

If the ionization energy for the hydrogen atom is 13.6 eV , the energy required to excite it from the ground state to the next higher state is nearly

If the ionization energy for the hydrogen atom is 13.6 eV , the energy required to excite it from the ground state to the next higher state is nearly