Electron Configuration REVIEW

Front

What is electron configuration?

Back

The distribution of electrons in an atom's orbitals, indicating how electrons are arranged around the nucleus.

Front

What is the electron configuration for Chlorine (Cl)?

Back

1s² 2s² 2p⁶ 3s² 3p⁵

Front

What is the electron configuration for Potassium (K)?

Back

1s² 2s² 2p⁶ 3s² 3p⁶ 4s¹

Front

What is noble gas notation?

Back

A shorthand method of writing electron configurations using the nearest noble gas to represent inner-shell electrons.

Front

What is the noble gas notation for Sulfur (S)?

Back

[Ne] 3s² 3p⁴

Front

What is the noble gas notation for Silicon (Si)?

Back

[Ne] 3s² 3p²

Front

How many electrons can the 3rd energy level hold?

Back

The 3rd energy level can hold a maximum of 18 electrons.

Front

What is the maximum number of electrons in the 2p subshell?

Back

The 2p subshell can hold a maximum of 6 electrons.

Front

What is the Aufbau principle?

Back

The principle that electrons occupy the lowest energy orbitals first before filling higher energy orbitals.

Front

What is Hund's rule?

Back

Electrons will fill degenerate orbitals singly before pairing up in the same orbital.