Structure of At...

Radiation of λ = 155 nm was irradiated on Li (work function = 5eV) plate. The stopping potential (in eV) is.

Increasing order of magnetic moment among the following species is __________ .

Na⁺, Fe⁺³, Co²⁺, Cr⁺²

If in the hydrogen atom P.E. at ∞ is choosen to be 13.6 eV then the ratio of T.E. to K.E. for 1^st orbit of H-atom is __________ .

The light radiations with discrete quantities of energy are called ___________ .

The ratio of the energy of a photon of 2000 Å wavelength radiation to that of 4000 Å radiation is

The energy of electron is maximum at :

Which electronic level would allow the hydrogen atom to absorb a photon but not to emit a photon:

The third line in Balmer series corresponds to an electronic transition between which Bohr's orbits in hydrogen :

The orbital angular momentum of an electron in 2s orbital is :

Which quantum number is not related with Schrodinger equation :