Ionic Bonding and Ionic Compounds MCQ Questions and Answers for Practice

1. Predict the formula of the ionic compound that forms from magnesium and oxygen.

1. Mg₂O
2. MgO
3. MgO₂
4. Mg₂O₂

2. Sodium forms an ion with a charge of

1. 1+
2. -1
3. 2+
4. -2

3. Sulfur forms an ion with a charge of

1. 2+
2. -2
3. 3+
4. -6

4. The charge on the iron ion in the salt Fe₂O₃ is

1. 1
2. 2
3. 3
4. -5

5. The charge on the manganese in the salt MnCl₃ is

1. 1+
2. 1-
3. 2+-
4. 3+

6. The correct formula of iron(III) bromide is

1. FeBr₂
2. FeBr₃
3. FeBr
4. Fe₃Br₃

7. The correct name for Al₂O₃ is

1. aluminum oxide
2. dialuminum oxide
3. dialuminum trioxide
4. aluminum hydroxide

8. The correct name for CaH₂ is

1. hydrocalcium
2. calcium dihydride
3. calcium hydride
4. calcium dihydroxide

9. The correct name for Cu(CN)₂ is

1. Copper (I) cyanide
2. Carbon cyanide
3. Carbon carbonate
4. Copper (II) cyanide

10. The correct name for K₂S is

1. potassium sulfate
2. potassium disulfide
3. potassium bisulfide
4. potassium sulfide

11. The correct name for Mg(ClO₃)₂ is

1. magnesium chlorate
2. manganese chlorate
3. magnesium chloroxide
4. magnesium perchlorate

12. The correct name for MgF₂ is

1. manganese difluoride
2. magnesium difluoride
3. monomagnesium difluoride
4. magnesium fluoride

13. The correct name for Na₂O₂ is

1. Sodium oxide
2. Sodium dioxide
3. Disodium oxide
4. Sodium peroxide

14. The correct name for SrO is

1. strontium oxide
2. strontium hydroxide
3. strontium peroxide
4. strontium monoxide

15. The correct name of the compound Na₃N is

1. sodium nitride
2. sodium azide
3. sodium trinitride
4. sodium(III) nitride