A H-like species is in some excited state "A" and on absorbing a photon of energy 10.2eV gets promoted
to new state B. When the electrons from state "B" return back to ground state directly or indirectly,
photons of a fifteen different wavelengths are observed in which only mine photon have energy greater
than 10.2.eV.
[Given : hc=1240 eV-nm]
Find the ionization energy (in eV) of hydrogen like specie.

A H-like species is in some excited state "A" and on absorbing a photon of energy 10.2eV gets promoted to new state B. When the electrons from state "B" return back to ground state directly or indirectly, photons of a fifteen different wavelengths are observed in which only mine photon have energy greater than 10.2.eV. [Given : hc=1240 eV-nm] Find the maximum and minimum wavelenght (in nm) of the emitted fifteen photons.

A hydrogen - like neutral species in some excited state A, on absorbing a photon of energy 3.066 eV get excited to a new state B. When the electron from state B returns back, photons of a maximum ten different wavelengths can be observed in which some photons are of energy smaller than 3.066 eV, some are of equal energy and only four photons are having energy greater than 3.066 eV. The ionization energy of this atom is

A hydrogen - like neutral species in some excited state A, on absorbing a photon of energy 3.066 eV get excited to a new state B. When the electron from state B returns back, photons of a maximum ten different wavelengths can be observed in which some photons are of energy smaller than 3.066 eV, some are of equal energy and only four photons are having energy greater than 3.066 eV. The ionization energy of this atom is

A unielectronic species is in some excited state 'A' and on absorbing a photon of energy 'x' eV gets promoted to a new state 'B' . On de-excitation back to the ground state a total of 10 different wavelengths were emitted in which seven have energy greater than 'x' eV . What will be the ionisation energy ?

When an electron in the hydrogen atom in ground state absorb a photon of energy 12.1eV , its angular momentum

When an electron in the hydrogen atom in ground state absorb a photon of energy 12.1eV , its angular momentum

A hydrogen atom absorbs photon of energy 12.1 eV in ground state, then the change in angular momentum will be ..... Js.

A photon of energy 12.09 eV is completely absorbed by a hydrogen atom initially in the ground state. The quantum number of excited state is

A photon of energy 12.09 eV is completely absorbed by a hydrogen atom initially in the ground state. The quantum number of excited state is