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 Al3+ and Te2−?
 
 
 
 

Question 1 of 10

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

Question 2 of 10

3. What is the correct formula for an ionic compound of boron and selenium?
 
 
 
 

Question 3 of 10

4. What is the formula of an ionic compound of Be2+ and N3−?
 
 
 
 

Question 4 of 10

5. What is the formula of an ionic compound of Ra2+ and F−?
 
 
 
 

Question 5 of 10

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

Question 6 of 10

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

Question 7 of 10

8. What is the correct formula for an ionic compound of gallium and fluorine?
 
 
 
 

Question 8 of 10

9. What is the correct formula for an ionic compound of magnesium and bromine?
 
 
 
 

Question 9 of 10

10. What is the correct formula for an ionic compound of calcium and bromine?
 
 
 
 

Question 10 of 10