Electron Configuration

Front

What is electron configuration?

Back

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

Front

What is the electron configuration for a magnesium atom?

Back

1s² 2s² 2p⁶ 3s²

Front

What is the electron configuration for a carbon atom?

Back

1s² 2s² 2p²

Front

What is the Aufbau Principle?

Back

The Aufbau Principle states that electrons occupy orbitals of lowest energy first before filling higher energy levels.

Front

What are the four types of subshells?

Back

The four types of subshells are s, p, d, and f.

Front

What is Hund's Rule?

Back

Hund's Rule states that electrons will fill degenerate orbitals singly before pairing up.

Front

What is the Pauli Exclusion Principle?

Back

The Pauli Exclusion Principle states that no two electrons in an atom can have the same set of four quantum numbers.

Front

How many electrons can the s subshell hold?

Back

The s subshell can hold a maximum of 2 electrons.

Front

How many electrons can the p subshell hold?

Back

The p subshell can hold a maximum of 6 electrons.

Front

How many electrons can the d subshell hold?

Back

The d subshell can hold a maximum of 10 electrons.