Quantum Numbers, Orbital Diagram, Electron Configurations

n 𝒍 𝒎𝒍 𝒎𝒔

Name

Governs

Possible Values

List the quantum numbers unique to each:

Electron:

Orbital:

Subshell:

Shell:

How many electrons can be in the same orbital?

principle Anguloirmentum magnetic spin

energy ,size shape orientation electron

( Ssp , do f) spin

I - ooo Sp?, of:} - loath -' hot 't

Mslspin quantum number

Melmagnetic quantum numberllangularmomentum quantum number

n I principle quantum number

Leis

Quantum Numbers, Orbital Diagram, Electron Configurations

How many orbitals are in the 4th shell?

Aufbau Principle:

Hund’s Rule:

Heisenberg’s Uncertainty Principle:

Pauli Exclusion Principle:

Draw the orbital diagram of:

Gallium:

Phosphorus:

Beryllium:

Magnesium:

-ri to find

orbitals n' = 42=16 orbitals

I * dontworry about Aufbau)

"

to build up"

You have to place electionsinto orbitals singly before pairing them .

Eg : ±¥p - E#

You can't know both velocity ( momentum) and position

at the exact same time.

No two electrons can have the same

four quantum numbers

It u U N It It WHNIt It 111111 It 1

31 e- Ts Is ¥ TsTp ¥11 Is ¥

It u 141411I1171115 e-

Ts Is Tp 3 s Tp

It u

4 e- Ts I

It u1414lbIke

. Ts Is Tp 3 s

Quantum Numbers, Orbital Diagram, Electron Configurations

Sodium:

Electron Configuration:

Draw the “staircase” diagram

to the right. (The one that

represents which orbitals

and rows will be filled first).

Ca:

Bromine:

Nitrogen:

Na:

Aluminum:

Mo:

panIS

asIs 2p3s3p 3d

•

4S 4p4d 4fon

• 5s5p Sd Sf

•656ps led

757pA

a 85

20 e-

: 15252ps 6353645

z.ge.

l52s22p63sZ3p63d ' 045 4p6

7 e-15282ps

me.

15252 p63s'

Be .

152252 p63s23p'

15252 pb3sZ3p63dw4s24p64d " 55424=15252pb3sZ3p63dw4s24p64d55s.← correct way

avg Mois

in Group 6