Electrons in Atoms Notes Checkpoint (CP Chemistry)

Front

What does the Pauli exclusion principle state?

Back

The Pauli exclusion principle states that no two electrons in the same orbital can have the same spin.

Front

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

Back

An orbital can hold a maximum of 2 electrons.

Front

How many d orbitals are present in a d sublevel?

Back

There are 5 d orbitals in a d sublevel.

Front

How many electrons can the s sublevel hold?

Back

The s sublevel can hold a maximum of 2 electrons.

Front

What is the electron configuration for an oxygen atom?

Back

The electron configuration for an oxygen atom is 1s² 2s² 2p⁴.

Front

What is Hund's rule?

Back

Hund's rule states that electrons will fill degenerate orbitals singly before pairing up.

Front

What is the Aufbau principle?

Back

The Aufbau principle states that electrons occupy the lowest energy orbitals first.

Front

What is the shape of s orbitals?

Back

s orbitals have a spherical shape.

Front

What is the shape of p orbitals?

Back

p orbitals have a dumbbell shape.

Front

How many electrons can the p sublevel hold?

Back

The p sublevel can hold a maximum of 6 electrons.