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Electron configuration definitions
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Total cards: 5•Content version: v3•Public deck•Updated: 8/1/2026
Card preview (5)
#1
Front (Question)
Core electrons
Back (Answer)
Core electrons are the inner electrons that are not involved in bonding
#2
Front (Question)
Valence electrons
Back (Answer)
Valence electrons are the outmost electrons of an atom
#3
Front (Question)
Aufbau Principle
Back (Answer)
Electrons occupy the lowest energy orbitals first
#4
Front (Question)
Pauli Exclusion Principle
Back (Answer)
An orbital can hold a maximum of two electrons with opposite spins
#5
Front (Question)
Hund’s Rule
Back (Answer)
Electrons will singly occupy orbitals before pairing up