Valence Electron Dot

This is a correct dot diagram for nitrogen (N)

• true

• false

Tags

NGSS.HS-PS1-1

Which of these is incorrect?

• 
• 

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

This could be the dot diagram of

• Mg

• Cl

• C

• O

Tags

NGSS.HS-PS1-1

What are valence electrons?

• The total number of electrons in an atom

• The number of electrons in the outermost shell

• The number of electrons in the second shell

• The number of protons in the outermost shell

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which of these is correct?

• 
• 
• 

Tags

NGSS.HS-PS1-2

This could be the dot diagram of 

• Ne
• Si
• Al
• Be

Tags

NGSS.HS-PS1-1

• 2
• 8
• 3
• 13

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

• 7
• 8
• 9
• 10

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

How many valence electrons does carbon have?

• 4

• 5

• 6

• 7

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

How many valence electrons does Phosphorus have? (Group 5 (15))

• 31

• 5

• 15

• 4

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2