Chapter 7
Predicting whether a reaction will occur
- Four driving forces favour chemical change
o Formation of solid – Precipitation
o Formation of water
o Transfer of electrons
o Formation of gas
Solubility Rules
Type of chemical equation
- Molecular equation
o Show the complete formulas of all reactants and products
o Does not give a very clear picture of what actually happening
- Complete ionic equation
o Strong electrolytes are shown as ions
Predicting whether a reaction will occur
- Four driving forces favour chemical change
o Formation of solid – Precipitation
o Formation of water
o Transfer of electrons
o Formation of gas
Solubility Rules
Type of chemical equation
- Molecular equation
o Show the complete formulas of all reactants and products
o Does not give a very clear picture of what actually happening
- Complete ionic equation
o Strong electrolytes are shown as ions
