How Many Valence Electrons?

How many valence electrons do elements in group 1 have?

• 1

• 11

• 0

• 8

How many valence electrons do elements in group 2 have?

• 22

• 2

• 12

• 3

How many valence electrons do elements in group 3-12 have?

• that number

• it varies

• 12

• 3

How many valencene electrons do elements in group 13 have?

• 13

• 33

• 3

• 1

Tags

NGSS.MS-PS1-1

How many valence electrons do elements in group 14 have?

• 14

• 44

• 4

• 1

Tags

NGSS.MS-PS1-1

How many valence electrons do elements in group 15 have?

• 15

• 55

• 5

• 1

How many valence electrons do elements in group 17 have?

• 17

• 77

• 7

• 1

How many valence electrons do elements in group 18 have (except helium)?

• 18

• 88

• 8

• 1

Valence electrons are--

• the innermost electrons not available to bond

• all the electrons, whether they can bond or not

• the outermost electrons available to bond

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Why don't elements in Group 18 bond?

• They have a full outer shell

• They DO bond