Lewis Dot Structure

Valence Electrons

100

Number of Valence electrons in the first column

1

200

Number of Valence electrons in the 13th column

3

300

Number of Valence electrons in the 16th column

6

400

Number of Valence electrons in the 2nd column

2

Lewis dot with charges

100

Draw the Lewis dot for O^2-

8 dots around O

200

Draw the Lewis dot for Cl^1-

8 dots around Cl

300

Draw the Lewis dot for C^2-

6 dots around C

400

Lewis dot for O²⁺

4 dots around O

Lewis Dot Structures Ionic

100

Lewis Dot structure of NaCl

arrow from one electron in na to cl

200

Lewis Structure of NaF

1 arrow from Na to F

300

Lewis structure of Na2O

1 arrow from each of the Na to O

400

Lewis Structure of BeF2

2 arrows point from Be to each of the F (2 arrows total)

Lewis Dot Structures Covalent

100

The Lewis Dot Structure of CH₄

4 h around 1 c

200

The Lewis Dot Structure of NH₃

3 h around 1 n with 2 paired electrons

300

Lewis Dot Structure for HCl

h-cl 3 sets of paired electrons

400

The Lewis Dot Structure of H2O

h-o-h 2 paired electrons on o