the electrin configuration for the oxygen atom isSolutionato

the electrin configuration for the oxygen atom is?

Solution

atomic no. of oxygen = 8

no. of electrons in oxygen = 8

energy lvel of different atomic orbitals =

1s < 2s < 2p < 3s < 3p..

so configuration of oxygen is:

1s² , 2s² , 2p⁴ (total electron filled = 8)