Write the electronic configuration and number of unpaired electrons in `Fe^(2+)` ion.

(a) Define Pauli Exclusion Principle . (b) Write the electronic configuration and the number of unpaired electrons in Fe^(2+) ion.

Number of unpaired electrons in Fe^(2+) ion is

The number of unpaired electrons in Fe^(+) ion are

The number of unpaired electrons in Fe^(3+) ion are

The number of unpaired electrons in Fe^(3+) ion are

Write the electronic configurations and predict the number of unpaired electrons in the following : (i) Cr (Z = 24) (ii) Fe(Z = 26)

No. of unpaired electrons in Fe^(2+) ions is :

Number of unpaired electrons in [Fe(CN)_6]^(4-) ion