Hund’s Rule

Aufbau Principle

Pauli Exclusion Principle

Both arrows in the 2p box should be pointing up

There is nothing incorrect with this diagram

In the 2p box there should only be 1 electron in the first 2p box and one in the 2nd 2p box

All the arrows should be pointing up.

neon

fluorine

magnesium

argon

Hund’s Rule

Aufbau Principle

Pauli Exclusion Principle

Aufbau's

Hund's

Pauli exclusive

Hund's

Aufbau's

Pauli's Exclusive

Aufbau principle

Pauli exclusion principle

Hund’s rule

Core Notation

Fluorine

Neon

Chlorine

Argon

C

B

N

O

C

B

N

O