Electron Configurations & Orbital Notation CFU

Front

What is the maximum number of electrons that can occupy the s sublevel?

Back

2

Front

Which orbital has the highest energy: 2p, 2s, 3p, or 1s?

Back

3p

Front

What is the electron configuration for an oxygen atom?

Back

1s² 2s² 2p⁴

Front

How many total electrons are represented in the configuration 1s² 2s² 2p⁶?

Back

10

Front

What does the notation 3p² indicate about the electrons?

Back

There are 2 electrons in the 3p orbital.

Front

What is the shape of the p orbital?

Back

Dumbbell-shaped.

Front

How many orbitals are in the d sublevel?

Back

5

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 fill degenerate orbitals singly before pairing up.

Front

What is the significance of the principal quantum number?

Back

It indicates the energy level of an electron.