Respuesta :
					                   The diagram that shows the correct distribution of electrons in the electron shells of a helium atom is:
↑↓
1s __
This is two electrons with opposed spin in the same orbital. The arrows with opposed directions are used to represent the opposed spins.
					                
					                
					             ↑↓
1s __
This is two electrons with opposed spin in the same orbital. The arrows with opposed directions are used to represent the opposed spins.
 
			                  