2.6 Electron Configurations and Orbital Notations

Front

What is Hund's rule?

Back

Hund's rule states that all orbitals of equal energy are occupied by one electron before any single orbital is occupied by a second electron.

Front

What is the Aufbau principle?

Back

The Aufbau principle states that an electron occupies the lowest energy orbital that can receive it.

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

What is the electron configuration for hydrogen?

Back

1s¹

Front

What is the electron configuration for helium?

Back

1s²

Front

What is the electron configuration for lithium?

Back

1s² 2s¹

Front

What is the electron configuration for beryllium?

Back

1s² 2s²

Front

What is the electron configuration for boron?

Back

1s² 2s² 2p¹

Front

What is the electron configuration for carbon?

Back

1s² 2s² 2p²

Front

What is the electron configuration for nitrogen?

Back

1s² 2s² 2p³