Electron Configuration and Valence Electrons

Front

What is electron configuration?

Back

The distribution of electrons in an atom's orbitals, indicating the energy levels and sublevels occupied by electrons.

Front

What are valence electrons?

Back

Electrons located in the outermost shell of an atom that are involved in chemical bonding.

Front

How many valence electrons does oxygen have?

Back

6 valence electrons.

Front

What is the electron configuration for Neon (Ne)?

Back

1s² 2s² 2p⁶.

Front

What is the significance of valence electrons in chemical reactions?

Back

Valence electrons determine how an atom interacts and bonds with other atoms.

Front

What is the electron configuration for Aluminum (Al)?

Back

1s² 2s² 2p⁶ 3s² 3p¹.

Front

How do you determine the number of valence electrons from an electron configuration?

Back

Count the electrons in the outermost shell (highest principal energy level).

Front

What is the electron configuration for Magnesium (Mg)?

Back

1s² 2s² 2p⁶ 3s².

Front

What is the relationship between electron configuration and the periodic table?

Back

Elements in the same group have similar valence electron configurations, which influences their chemical properties.

Front

What is the electron configuration for Zinc (Zn)?

Back

1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰.