Electron Configurations

Front

What is the electron configuration for an oxygen atom?

Back

1s² 2s² 2p⁴

Front

Which element has the electron configuration 1s² 2s² 2p⁶?

Back

Neon (Ne)

Front

What is the first orbital filled in electron configurations?

Back

1s²

Front

What is the electron configuration for Chlorine (Cl)?

Back

1s² 2s² 2p⁶ 3s² 3p⁵

Front

What follows the 4s orbital in electron configurations?

Back

3d

Front

What is the maximum number of electrons in the 2p subshell?

Back

6 electrons

Front

What is the Aufbau principle in electron configurations?

Back

Electrons fill orbitals starting from the lowest energy level to the highest.

Front

What is Hund's rule?

Back

Electrons will occupy degenerate orbitals singly before pairing up.

Front

What is the Pauli Exclusion Principle?

Back

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

Front

How many electrons can the 3rd energy level hold?

Back

18 electrons