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

How many d orbitals are present in a d sublevel?

Back

5

Front

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

Back

2

Front

What is the electron configuration of Silicon (Si)?

Back

1s² 2s² 2p⁶ 3s² 3p²

Front

Which block of the periodic table contains elements with p orbitals?

Back

The p block.

Front

What is the total number of electrons in an atom with the electron configuration 1s² 2s² 2p⁶ 3s² 3p⁵?

Back

17

Front

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

Back

It states that electrons fill orbitals starting from the lowest energy level to the highest.

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 occupy degenerate orbitals singly before pairing up.

Front

Which element has the electron configuration 1s² 2s² 2p⁶ 3s² 3p⁶?

Back

Argon (Ar).