Lewis dot structure

How many total valence electrons are in a molecule of NH₃?

• 8

• 10

• 12

• 14

Tags

NGSS.MS-PS1-1

How many valence electrons does Hydrogen Have?

• 1 Valence electron

• 2 Valence electron

• 3 Valence electron

• 4 Valence electron

• 5 Valence electron

Tags

NGSS.MS-PS1-1

How many valence electrons does Nitrogen Have?

• 1 Valence electron

• 2 Valence electron

• 3 Valence electron

• 4 Valence electron

• 5 Valence electron

Tags

NGSS.MS-PS1-1

This is the correct dot diagram for sodium (Na)

• true
• false

Tags

NGSS.MS-PS1-1

This is a correct dot diagram for carbon (C)

• true
• false

Tags

NGSS.MS-PS1-1

This is a correct dot diagram for magnesium (Mg)

• true
• false

Tags

NGSS.MS-PS1-1

How many valence electrons does Oxygen have?

• 7 Valence electrons

• 5 Valence electrons

• 4 Valence electrons

• 6 Valence electrons

Tags

NGSS.HS-PS1-1