Element with electronic configuration belongs to which group of the periodic table?
3rd
15th
7th
2nd
As we learnt in
Aufbau Principle -
In the ground state of the atoms, the orbitals are filled in order of their increasing energies.
- wherein
Given configuration:
Element of the above configuration belongs in p block and for p block elements, group no = valence electrons +10
= 5+10 = 15
Option 1)
3rd
Option 2)
15th
Option 3)
7th
Option 4)
2nd