Ions and Valence Electrons

Front

An anion has a __________ charge, because it __________ electrons.

Back

Negative, Gains

Front

How many valence electrons do Group 2 atoms have?

Back

2

Front

How many valence electrons does Hydrogen (H) have?

Back

1

Front

A cation has a ________ charge because it _________ electrons.

Back

Positive, Loses

Front

An atom becomes _________ when it gains electrons.

Back

Negative

Front

What are valence electrons?

Back

Electrons in the outermost shell of an atom that determine its chemical properties.

Front

What is the charge of a cation?

Back

Positive

Front

What happens to an atom when it loses electrons?

Back

It becomes positively charged.

Front

What is the charge of an anion?

Back

Negative

Front

Which group of the periodic table has 1 valence electron?

Back

Group 1 (Alkali metals)