Consider a orbital.

What are the allowed values for the and quantum numbers for a orbital?

 = 

 

; = 

 

What are the allowed values for the quantum number for a orbital?

  

  

  

  

What is the maximum number of orbitals that could be present in any one atom?

 

 orbitals

What is the maximum number of electrons that could occupy a single orbital?

 

 electron(s)