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

What does the notation 1s² represent?

Back

It indicates that there are 2 electrons in the 1s orbital.

Front

How many total electrons can occupy the s orbital?

Back

2 electrons.

Front

What is the maximum number of electrons that can be held in a p orbital?

Back

6 electrons.

Front

What is the electron configuration for a neutral oxygen atom?

Back

1s² 2s² 2p⁴.

Front

How many valence electrons does magnesium have?

Back

2 valence electrons.

Front

What is the significance of valence electrons?

Back

Valence electrons determine an atom's chemical properties and its ability to bond with other atoms.

Front

What is the electron configuration for zinc?

Back

1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰.

Front

What is the difference between core electrons and valence electrons?

Back

Core electrons are those in the inner shells, while valence electrons are in the outermost shell and involved in bonding.

Front

How many orbitals are in the d subshell?

Back

5 orbitals.