Name: 
 

Chemistry -- Valence Electrons



Matching
 
 
Valence Electrons for Chemical Elements
Use the Periodic Table chart in the back of your chemistry book to figure out electron
shells & then decide which of the 8 diagrams below matches the element listed.
        
       <>  *
       
a. 1 electron
       
   *  <>  *
        *
c. 3 electrons
       *
   *  <>  **
        *
e. 5 electrons
          *
  **  <>  **
        **
g. 7 electrons
              
       <>  *
        *
b. 2 electrons
         *
  *   <>  *
        *

d. 4 electrons
         *
  *   <>  **
       **
f. 6 electrons
         **
  **  <> **
        **
h. 8 electrons
 

 1. 

Which diagram illustrates “Valence Electrons” for ---- CARBON
 

 2. 

Which diagram illustrates “Valence Electrons” for ---- NITROGEN
 

 3. 

Which diagram illustrates “Valence Electrons” for ---- OXYGEN
 

 4. 

Which diagram illustrates “Valence Electrons” for ---- SODIUM
 

 5. 

Which diagram illustrates “Valence Electrons” for ---- SULFUR
 

 6. 

Which diagram illustrates “Valence Electrons” for ---- HELIUM
 

 7. 

Which diagram illustrates “Valence Electrons” for ---- CHLORINE
 

 8. 

Which diagram illustrates “Valence Electrons” for ---- CARBON
 

 9. 

Which diagram illustrates “Valence Electrons” for ---- NEON
 

 10. 

Which diagram illustrates “Valence Electrons” for ---- MAGNESIUM
 

 11. 

Which diagram illustrates “Valence Electrons” for ---- ALUMINUM
 

 12. 

Which diagram illustrates “Valence Electrons” for ---- BORON
 

 13. 

Which diagram illustrates “Valence Electrons” for ---- PHOSPHORUS
 

 14. 

Which diagram illustrates “Valence Electrons” for ---- SILICON
 

 15. 

Which diagram illustrates “Valence Electrons” for ---- HYDROGEN
 



 
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