Binary Ionic Compound Practice

In some of these practice questions, you have to figure out the charge of each ion before you can figure out the formula.

See the Ions notes for help and have a Periodic Table available.

1. What is the correct formula for an ionic compound of gallium and arsenic?
 
 
 
 

Question 1 of 10

2. What is the formula of an ionic compound of In3+ and N3−?
 
 
 
 

Question 2 of 10

3. What is the formula of an ionic compound of Mg2+ and P3−?
 
 
 
 

Question 3 of 10

4. What is the correct formula for an ionic compound of magnesium and selenium?
 
 
 
 

Question 4 of 10

5. What is the formula of an ionic compound of K+ and N3−?
 
 
 
 

Question 5 of 10

6. What is the correct formula for an ionic compound of aluminum and chlorine?
 
 
 
 

Question 6 of 10

7. What is the correct formula for an ionic compound of beryllium and iodine?
 
 
 
 

Question 7 of 10

8. What is the correct formula for an ionic compound of radium and sulfur?
 
 
 
 

Question 8 of 10

9. What is the correct formula for an ionic compound of sodium and fluorine?
 
 
 
 

Question 9 of 10

10. What is the formula of an ionic compound of Sr2+ and Te2−?
 
 
 
 

Question 10 of 10