Key Takeaways
Lesson Description
Key Takeaways
• Chemical reactions conserve both mass and charge.
• Chemical equations must be balanced.
• Net ionic equations include only reacting species.
• Types of reactions include precipitation, acid-base, oxidation-reduction, and combustion.
• Oxidation involves loss of electrons; reduction involves gain of electrons.
• Stoichiometry uses mole ratios from balanced equations.
• Limiting reactants determine maximum product yield.
Must Know Equations
Percent Yield:
% Yield = (Actual / Theoretical) × 100%
Must Know Vocabulary
Stoichiometry
Mole Ratio
Limiting Reactant
Theoretical Yield
Actual Yield
Percent Yield
Oxidation
Reduction
Oxidizing Agent
Reducing Agent
AP Exam Focus
• Balance chemical equations.
• Identify oxidation and reduction.
• Perform stoichiometric calculations.
• Determine limiting reactants and percent yield.