The distribution of electrons in various shells of an atom is given by _______.
According to Bohr and Bury models, the electrons are not accommodated in a given shell, unless the inner shells are filled.
An element has an atomic number of 13 and an atomic mass of 27. (a) How many electrons are there in each atom of the element? (b) How are these electrons distributed in the various energy levels?
(a) How many electrons are there in each atom of the element ?
(b) How are these electrons distributed in the various energy levels ?