Valence Electrons

Front

What are valence electrons?

Back

The number of electrons in the outermost shell of an atom.

Front

How many valence electrons does Calcium (Ca) have?

Back

2

Front

Which element in group 18 is stable with only 2 electrons?

Back

Helium (He)

Front

How many valence electrons does Bromine (Br) have?

Back

7

Front

How many valence electrons are found in atoms of group 14 or 4A?

Back

4

Front

What is the significance of valence electrons in chemical bonding?

Back

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

Front

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

Back

8 (octet rule)

Front

Which group of the periodic table contains elements with 8 valence electrons?

Back

Group 18 (Noble gases)

Front

How do you determine the number of valence electrons for an element using the periodic table?

Back

Look at the group number; the group number indicates the number of valence electrons.

Front

What is the electron configuration for an element with 4 valence electrons?

Back

The outermost shell has 4 electrons, typically found in group 14.