Lewis Dot Structure

Front

What are valence electrons?

Back

The outermost electrons in an atom that are involved in chemical bonding.

Front

How many electrons should Helium have around its Lewis dot model?

Back

2

Front

What is the Lewis Dot Structure?

Back

A diagram that shows the bonding between atoms of a molecule and the lone pairs of electrons that may exist in the molecule.

Front

How many valence electrons does Carbon have?

Back

4

Front

What is the significance of valence electrons in chemical reactions?

Back

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

Front

What is the correct dot diagram for sodium (Na)?

Back

A dot diagram showing 1 valence electron around the symbol Na.

Front

How many valence electrons does Oxygen have?

Back

6

Front

What is the octet rule?

Back

Atoms tend to bond in such a way that they have eight electrons in their valence shell.

Front

What is a lone pair of electrons?

Back

A pair of valence electrons that are not shared with another atom.

Front

How do you determine the number of valence electrons in an element?

Back

By looking at its group number in the periodic table.