In the analysis of reactions, I will always ask you what kind of particles: atoms, ions or molecules?

Click on the key word to get answers to the questions that follow.  You need to be able answer these questions with ease, so practice.

 

Atoms - What combinations are composed of atoms?  What is the charge on atoms?  What bonds hold the atoms together?

 

Ions - What combinations are composed of ions? What is the charge on ions?  What bonds hold the ions together if the ions are in the solid?  ..if the ions are in solution?

 

Molecules - What combinations are composed of molecules? What is the charge on molecules?  What bonds hold the atoms together in the molecules?