Lewis Electron Dot Structure

Which of the following is the correct Lewis Dot structure for Boron?

• 
• 
• 
• 

Tags

NGSS.HS-PS1-1

Which of the following is the correct Lewis Dot structure for Bromine?

• 
• 
• 
• 

Tags

NGSS.HS-PS1-1

How many valence electrons go around group 18 elements?

• 1

• 2

• 6

• 8

Tags

NGSS.HS-PS1-1

Which of these could be the lewis dot diagram for an oxygen anion?

• A

• B

• C

• D

Answer explanation

Oxygen has 6 valence electrons, but it wants 8. Therefore, it will steal 2 electrons so that it has a total of 8 electrons. Choice A has 8 electrons.

Choose the correct Lewis Dot diagram for NaCl.

• Diagram F

• Diagram G

• Diagram H

• Diagram J

Is this the correct Lewis Dot Structure for Boron?

• Yes

• No, missing electrons

• No, too many electrons

• No, dots are in wrong place.

Which of the elements in the picture has correct electron dot notation?

• 1

• 2

• 3

• 4

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

This is a correct dot diagram for neon (Ne)

• true

• false

Tags

NGSS.HS-PS1-1

This could be the dot diagram of

• Mg

• Cl

• C

• O

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

This is the correct dot diagram for sodium (Na)

• true

• false

Tags

NGSS.HS-PS1-1