Electron Configuration

Front

What is Electron Configuration?

Back

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

Front

What is the Electron Configuration for Aluminum (Al)?

Back

1s² 2s² 2p⁶ 3s² 3p¹

Front

How many electrons does Silicon (Si) contain?

Back

14

Front

What atom matches the electron configuration 1s² 2s² 2p⁶ 3s²?

Back

Magnesium

Front

What is the total number of electrons in an atom with the configuration 1s² 2s² 2p⁶?

Back

10

Front

How many electrons can the first energy level hold?

Back

2

Front

What is the maximum number of electrons in the second energy level?

Back

8

Front

What is the significance of the Aufbau principle in electron configuration?

Back

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

Front

What does the Pauli Exclusion Principle state?

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 occupy degenerate orbitals singly before pairing up.