Electron in H-atom is present in fourth excited state. In which orbit,electron will reside after emitting a photon of energy 2.86 eV ?

A hydrogen like atom (atomic number Z) is in a higher excited state of quantum number n. The excited atom can make a transition ot the first excited state by successively emitting two photons of energy 10.2 eV and 17.0 eV, respectively. Alternatively, the atom from the same excited state can make a transition to the second excited state by successively emitting two photons of energies 4.25 eV and 5.95 eV, respectivley Determine the values of n and Z. (lonization energy of H-atom = 13.6 eV)

A hydrogen like atom (atomic number z ) is in a higher excited state of quantum number n . This excited atom can make a transition to the first excited state by successively emitting two photons of energies 10.2 eV and 17.0 eV respectively. Alternatively the atom from the same excited state can make a transition to the second excited state by successively emitting 2 photons of energy 4.25 eV and 5.95 eV respectively. Determine the value of (n+z)

A sample of hydrogen gas has same atom in out excited state and same atom in other excited state it emits three difference photon.When the sample was irradiated with radiation of energy 2.85 eV ,it emits 10 different photon all having energy in or less than 13.6 eV ltbrtgt a. Find the principal quantum number of initially excited electrons

A hydrogen like atom (atomic number Z) is in a higher excited satte of quantum number n .This excited atom can make a transition to the first excited state by succesively emitting two photon of energies 10.20 eV and 17.00 eV .Alternatively, the atom from the same excited state can make a transition to the second excited state by successively emitting twio photon of energy 4.25 ev and 5.95 eV Determine the followings: The atom during transition from n = 1 to n = 2 emit radiation in the region of

Photoelectrons are emitted when 400 nm radiation is incident on a surface of work - function 1.9 eV. These photoelectrons pass through a region containing a-particles. A maximum energy electron combines with an a -particle to from a He^+ ion, emitting a single photon in this process. He^+ ions thus formed are in their fourth excited state. Find the energies in eV of the photons lying in the 2 to 4 eV range, that are likely to be emitted during and after the combination. [Take, h = 4.14xx10^(-15) eV -s]

Electron exicted from lower orbit to higher orbit and returns back to ground state from excited state with a life time1 nanosecond by emitting a photon of wave length 600nm. Calculate uncertainity in the energy of the excited state. Also calculate the percentage uncertainity, if the energy is measured from ground state.

A hydrogen like species (atomic number Z) is present in a higher excited state of quantum number n. This excited atom can make a transitionn to the first excited state by successive emission of two photons of energies 10.20 eV and 17.0 eV respectively. Altetnatively, the atom from the same excited state can make a transition to the second excited state by successive of two photons of energy 4.25 eV and 5.95 eVv respectively. Determine the value of Z.

If the electron of a hydrogen atom is present in the first orbit. The total energy of the electrons is

What will be the kinetic energy and total energy of an electron in H atom if the atom emit a photon of wavelength 4860 Å ?

The electron of H-atom in the ground state is excited to a higher energy level by monuchromatic light of energy 13.22 eV How many different photon are emitted when it return to the ground state?