1.

Which principle is followed in the distribution of electrons in an atom?

Answer»

The distribution of electrons in an atom is according to the following three principles :

1. Aufbau principle 

2. Pauli’s exclusion principle 

3. Hund’s rule of maximum multiplicity

[Note : According to aufbau principle, electrons are filled in the subshells in the increasing order of their energies which follows the following order : s < p < d < f.]



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