Electron Configuration and Orbital Notation

Front

What is electron configuration?

Back

The distribution of electrons in an atom's orbitals, indicating the energy levels and sublevels occupied by electrons.

Front

What is the Aufbau Principle?

Back

A rule stating that electrons occupy the lowest energy orbitals first before filling higher energy orbitals.

Front

What is Hund's Rule?

Back

A principle stating that electrons will fill degenerate orbitals singly before pairing up in the same orbital.

Front

What is the Pauli Exclusion Principle?

Back

A rule stating that no two electrons in an atom can have the same set of four quantum numbers.

Front

How many electrons can the s sublevel hold?

Back

2 electrons.

Front

How many electrons can the p sublevel hold?

Back

6 electrons.

Front

How many electrons can the d sublevel hold?

Back

10 electrons.

Front

How many electrons can the f sublevel hold?

Back

14 electrons.

Front

What is the electron configuration for oxygen?

Back

1s² 2s² 2p⁴.

Front

What is the electron configuration for iodine?

Back

[Kr] 5s² 4d¹⁰ 5p⁵.