How Many Valence Electrons?

Front

How many valence electrons are there in elements found in group 2?

Back

2

Front

How many valence electrons are there in elements found in group 17?

Back

7

Front

Elements in the same group have the same:

Back

# of valence electrons

Front

Electrons on the outside ring/shell/energy level are called:

Back

valence electrons

Front

Elements in the same period have the same:

Back

# of energy levels/shells/rings

Front

What are valence electrons?

Back

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

Front

Why are valence electrons important?

Back

They determine how an element reacts chemically with other elements.

Front

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

Back

8 (octet rule)

Front

Which group of elements has 0 valence electrons?

Back

Group 18 (Noble gases)

Front

What do elements in the same group typically have in common?

Back

Similar chemical properties due to the same number of valence electrons.