Valance Electrons & Lewis Dot Diagrams

Front

What are valence electrons?

Back

The number of electrons in the outermost shell (highest energy level) of an atom.

Front

How many valence electrons does a neutral atom of oxygen have?

Back

6

Front

How many valence electrons does a neutral atom of carbon have?

Back

4

Front

What is the maximum number of valence electrons an atom can have?

Back

8 (octet rule)

Front

What is a Lewis Dot Diagram?

Back

A diagram that shows the valence electrons of an atom as dots around the element's symbol.

Front

How many valence electrons does nitrogen (N) have?

Back

5

Front

Which group of the periodic table has 8 valence electrons?

Back

Noble gases.

Front

What is the significance of valence electrons in chemical bonding?

Back

Valence electrons determine how an atom can bond with other atoms.

Front

How many valence electrons does phosphorus (P) have?

Back

5

Front

What is the Lewis Dot Diagram for sodium (Na)?

Back

A single dot next to the Na symbol.