Electron Configuration

Front

What is the electron configuration of Copper (Cu)?

Back

1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d⁹

Front

What is the electron configuration of an oxygen atom?

Back

1s² 2s² 2p⁴

Front

What does the Aufbau Principle state?

Back

Electrons occupy orbitals of lowest energy first.

Front

How many electrons can the d sublevel hold?

Back

10

Front

What are anions?

Back

Nonmetals that form negative ions by gaining electrons.

Front

What is the maximum number of electrons in the s sublevel?

Back

2

Front

What is the Pauli Exclusion Principle?

Back

No two electrons in an atom can have the same set of four quantum numbers.

Front

What is Hund’s Rule?

Back

Electrons will fill degenerate orbitals singly before pairing up.

Front

What is the electron configuration for Neon (Ne)?

Back

1s² 2s² 2p⁶

Front

What is the significance of the periodic table in electron configuration?

Back

It helps predict the electron configuration based on the element's position.