Identify Electron Configuration Principles

Front

What is the electron configuration of Chlorine (Cl)?

Back

1s² 2s² 2p⁶ 3s² 3p⁵

Front

What principle states that electrons occupy orbitals of lowest energy first?

Back

Aufbau Principle

Front

What rule is violated if two electrons in the same orbital have the same spin?

Back

Pauli Exclusion Principle

Front

What does each row on the periodic table represent?

Back

An energy level

Front

What is the electron configuration of Magnesium (Mg)?

Back

1s² 2s² 2p⁶ 3s²

Front

What is Hund's Rule?

Back

Electrons will fill degenerate orbitals singly before pairing up.

Front

What is the maximum number of electrons that can occupy an orbital?

Back

2 electrons

Front

What is the significance of the Pauli Exclusion Principle?

Back

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

Front

What is the electron configuration for an element with atomic number 12?

Back

1s² 2s² 2p⁶ 3s² (Magnesium)

Front

What is the shape of the s orbital?

Back

Spherical