Oxidation #s and Lewis Dot Diagrams

This could be the dot diagram of

• Mg

• Cl

• C

• O

How many valence electrons should Lithium have in its Lewis dot model?

• 1

• 2

• 3

• 4

This is a correct dot diagram for nitrogen (N)

• true

• false

How would you draw a Lewis dot diagram for Magnesium?

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• 
• 
• 

Which of the following shows a correct Lewis dot structure?

• 
• 
• 
• 

How many valence electrons does this element have?

• 2

• 3

• 5

• 10

Which element is shown in the Bohr-Rutherford model in the picture?

• Lithium

• Boron

• Carbon

• Neon

Which of these is in group 2?

• 
• 
• 
• 

What element's don't have oxidation numbers?

• alkali metals
• noble gases
• halogens
• alkaline earth metals

What is oxidation number of Na in Na⁺ ?

• 0
• +1/2
• +1
• -1