Electron Configuration

Front

What is electron configuration?

Back

The distribution of electrons in an atom's orbitals, indicating how many electrons occupy each energy level and sublevel.

Front

How many electrons can the first energy level hold?

Back

2

Front

What is the electron configuration for an oxygen atom?

Back

1s² 2s² 2p⁴

Front

How many valence electrons does copper have?

Back

2

Front

What is Hund's Rule?

Back

Every orbital in a sublevel is singly occupied before any orbital is doubly occupied.

Front

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

Back

3p

Front

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

Back

8

Front

What is the shape of the s orbital?

Back

Spherical.

Front

What is the shape of the p orbital?

Back

Dumbbell-shaped.

Front

What is the Pauli Exclusion Principle?

Back

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