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 formula of an ionic compound of Mg2+ and Cl−?
 
 
 
 

Question 1 of 10

2. What is the correct formula for an ionic compound of calcium and tellurium?
 
 
 
 

Question 2 of 10

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

Question 3 of 10

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

Question 4 of 10

5. What is the correct formula for an ionic compound of barium and sulfur?
 
 
 
 

Question 5 of 10

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

Question 6 of 10

7. What is the formula of an ionic compound of Cs+ and Cl−?
 
 
 
 

Question 7 of 10

8. What is the correct formula for an ionic compound of indium and phosphorus?
 
 
 
 

Question 8 of 10

9. What is the formula of an ionic compound of B3+ and O2−?
 
 
 
 

Question 9 of 10

10. What is the correct formula for an ionic compound of rubidium and oxygen?
 
 
 
 

Question 10 of 10