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 cesium and oxygen?
 
 
 
 

Question 1 of 10

2. What is the formula of an ionic compound of Rb+ and P3−?
 
 
 
 

Question 2 of 10

3. What is the correct formula for an ionic compound of cesium and fluorine?
 
 
 
 

Question 3 of 10

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

Question 4 of 10

5. What is the formula of an ionic compound of Na+ and Se2−?
 
 
 
 

Question 5 of 10

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

Question 6 of 10

7. What is the correct formula for an ionic compound of hydrogen and bromine?
 
 
 
 

Question 7 of 10

8. What is the formula of an ionic compound of Ra2+ and O2−?
 
 
 
 

Question 8 of 10

9. What is the formula of an ionic compound of Sr2+ and P3−?
 
 
 
 

Question 9 of 10

10. What is the formula of an ionic compound of Be2+ and F−?
 
 
 
 

Question 10 of 10