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Valence Electrons
Lewis Dot Structures
100

H2O

H - 2

O - 1

100

I

-1, gain 1 electron

100

Cl 

7

100

Rb

Rb with 1 dot around it

200

C12H22O6

C - 12 

H - 22

O - 6

200

Kr

0, Lose/gain 0 electrons

200

Ga

3

200

Ne

Ne with 8 dots around it

300
(K3O2)4

K - 12

O - 8 

300

Be

+2, lose 2 electrons

300

Fr

1

300

S

S with 6 dots around it

400

C2H8

C - 2 

H - 8

400

Sn

+-4, lose/gain 4 electrons

400

Fe

Does not have a set number

400

Al

Al with 3 dots 

500

(C3H4)2POLi

C - 6

H - 8

P - 1

O- 1

Li - 1

500

Zn

lose/gain 0 electrons

500
Ar

8

500

Ge

Ge with 4 dots around it