Quantum Numbers

Principle Quantum Number ()

• Describes the main energy level in an atom
• The larger the n value, the larger the energy shell, and the further it is from the nucleus
• because nucleus

Secondary Quantum Number ()

• Describes the shape of the orbital
• Integer
• 0 -> s
• 1 -> p
• 2 -> d
• 3 -> f

Magnetic Quantum Number ()

• Designate the spatial orientation of the atomic orbital
• E.g -> for
• E.g -> for , for , and for

Spin Quantum Number ()

• Magnetic spin of electron
• Either or