untitled

How many valence electrons does Hydrogen have?

• 1 Valence electron

• 2 Valence electrons

• 3 Valence electrons

• 4 Valence electrons

• 5 Valence electrons

How many valence electrons does Carbon have?

• 1 Valence electron

• 2 Valence electrons

• 3 Valence electrons

• 4 Valence electrons

• 5 Valence electrons

Which of these is correct?

• 
• 

This is a correct dot diagram for oxygen (O)

• true
• false

What are valence electrons?

• The innermost electrons

• The outermost electrons

What is the octet rule?

• Elements can only have 8 electrons in its outermost shell

• The elements must form an octopus like structure

How would you draw a Lewis dot diagram for Magnesium?

• 
• 
• 
• 

Which of these is correct?

• 
• 
• 

This group is called Nobel gases

• group 16

• group 17

• group 18

• group 20

How many electrons does this element have?

• 7

• 4

• 3

• 10