Write the name of a nonmetal with 4 valence electrons.

(a)  

Write the symbol of a transition metal in Period 5 and Group 8.

(If there is no correct answer, write None)

(a)  

Write the name of a noble gas in period 6.

(If there is no correct answer, write None)

(a)  

Write the symbol of an alkali metal in Period 1.

(If there is no correct answer, write None)

(a)  

Write the name of an alkali metal named after a European country.

(If there is no correct answer, write None)

(a)  

Write the symbol of an element on Group 10 that is used to make expensive jewelry.

(If there is no correct answer, write None)

(a)  

Write the name of an element in Period 5 and Group 18.

(If there is no correct answer, write None)

(a)  

Write the symbol of an element with similar properties to oxygen in Period 3

(a)  

Write the name of a metalloid in Group 16.

(If there is no correct answer, write None)

(a)  

Write the name of an element in Period 4 and Group 8.

(If there is no correct answer, write None)

​ (a)  

Write the symbol of an element in Period 4 and Group 8A.

(If there is no correct answer, write None)

​ ​ (a)  

Write the symbol of a halogen in Period 5.

(If there is no correct answer, write None)

​​ (a)  

Write the name of an alkaline earth metal in Period 3.

(If there is no correct answer, write None)

​​ (a)  

Iron is located in Period ____.

​​ (a)