Chemistry 1411 Practice Problems

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Practice problems are arranged by category in the order in which they are likely to be covered in class.

Matter and Measurement

• Matter and Measurement Comprehensive Review Links to an external site. (Answer Key Links to an external site.)
• Elements, Compounds, and Mixtures Links to an external site. (Answer Key Links to an external site.)
• Measuring with Significant Figures Links to an external site. (Answer Key Links to an external site.)
• Significant Figures and Scientific Notation Links to an external site. (Answer Key Links to an external site.)
• Calculating with Significant Figures Links to an external site. (Answer Key Links to an external site.)
• Interpreting and Converting Metric Units Links to an external site. (Answer Key Links to an external site.)
• Metric Conversions II Links to an external site. (Answer Key Links to an external site.)

Atoms, Molecules, and Ions

• Atoms, Molecules, and Ions Comprehensive Review Links to an external site. (Answer Key Links to an external site.)
• Isotope Notation Practice Links to an external site. (Answer Key Links to an external site.)
• Average Atomic Mass Links to an external site. (Answer Key Links to an external site.)
• Moles, Grams, Atoms, and Molecule Conversions Links to an external site. (Answer Key Links to an external site.)
• Ionic Formula Practice Links to an external site. (Answer Key Links to an external site.)
• Ionic Formula Practice II Links to an external site. (Answer Key Links to an external site.)
• Naming Ionic Compounds Links to an external site. (Answer Key Links to an external site.)
• Review-Ionic Compounds Links to an external site. (Answer Key Links to an external site.)
• Covalent Compounds-Formulas and Naming Links to an external site. (Answer Key Links to an external site.)
• Mixed Ionic and Covalent Naming Links to an external site. (Answer Key Links to an external site.)
• Mixed Ionic and Covalent Naming and Formulas I Links to an external site. (Answer Key Links to an external site.)
• Mixed Ionic and Covalent Naming and Formulas II Links to an external site. (Answer Key Links to an external site.)

Chemical Equations, Stoichiometry, and Combustion Analysis

• Chemical Equations, Stoichiometry, and Combustion Analysis Comprehensive Review Links to an external site. (Answer Key Links to an external site.)
• Balancing Chemical Equations Links to an external site. (Answer Key Links to an external site.)
• Writing and Balancing Chemical Equations Links to an external site. (Answer Key Links to an external site.)
• Predicting Products of Chemical Equations by Reaction Type Links to an external site. (Answer Key Links to an external site.)
• Predicting Products of Chemical Reactions-Mixed Links to an external site. (Answer Key Links to an external site.)
• Predicting Products Using an Activity Series Links to an external site. (Answer Key Links to an external site.)
• Review of Chemical Reaction Types and Equations Links to an external site. (Answer Key Links to an external site.)
• Percent Composition Links to an external site. (Answer Key Links to an external site.)
• Empirical and Molecular Formulas Links to an external site. (Answer Key Links to an external site.)
• Percent Composition, Empirical Formulas, and Molecular Formulas Links to an external site. (Answer Key Links to an external site.)
• Combustion Analysis Links to an external site. (Answer Key Links to an external site.)
• Mole Ratios and Mole Conversions Links to an external site. (Answer Key Links to an external site.)
• Mole to Mass Conversion Problems Links to an external site. (Answer Key Links to an external site.)
• Mass to Mass Conversion Problems Links to an external site. (Answer Key Links to an external site.)
• Mixed Stoichiometry I Links to an external site. (Answer Key Links to an external site.)
• Mixed Stoichiometry II Links to an external site. (Answer Key Links to an external site.)
• Limiting Reagents I Links to an external site. (Answer Key Links to an external site.)
• Limiting Reagents II Links to an external site. (Answer Key Links to an external site.)
• Percent Yield Links to an external site. (Answer Key Links to an external site.)
• Limiting Reagents and Percent Yield II Links to an external site. (Answer Key Links to an external site.)
• Stoichiometry Review Links to an external site. (Answer Key Links to an external site.)

Aqueous Reactions and Solution Stoichiometry

• Aqueous Reactions and Solution Stoichiometry Comprehensive Review Links to an external site. (Answer Key Links to an external site.)
• Solubility and Polarity Links to an external site. (Answer Key Links to an external site.)
• Precipitation Reactions and Net Ionic Equations Links to an external site. (Answer Key Links to an external site.)
• Net Ionic Equations Links to an external site. (Answer Key Links to an external site.)
• Mass Percent Concentration Problems Links to an external site. (Answer Key Links to an external site.)
  
• Mass/Volume Percent Concentration Problems Links to an external site. (Answer Key Links to an external site.)
• Volume Percent Concentration Problems Links to an external site. (Answer Key Links to an external site.)
• Molarity Problems Links to an external site. (Answer Key Links to an external site.)
• Dilution Problems Links to an external site. (Answer Key Links to an external site.)

Thermochemistry

• Thermochemistry Comprehensive Review Links to an external site. (Answer Key Links to an external site.)
• Heating Curves and Phase Changes Links to an external site. (Answer Key Links to an external site.)
• Calculations Involving Phase Changes Links to an external site. (Answer Key Links to an external site.)
• Specific Heat Problems I Links to an external site. (Answer Key Links to an external site.)
• Specific Heat Problems II Links to an external site. (Answer Key Links to an external site.)

Electronic Structure of Atoms

• Electronic Structure of Atoms Comprehensive Review Links to an external site. (Answer Key Links to an external site.)
• Electron Configuration and Quantum Theory Links to an external site. (Answer Key Links to an external site.)

Periodic Properties of the Elements

• Periodic Properties of the Elements Comprehensive Review Links to an external site. (Answer Key Links to an external site.)
• Trends in the Periodic Table Links to an external site. (Answer Key Links to an external site.)

The Lewis Model and Basic Principles of Chemical Bonding

• The Lewis Model and Basic Principles of Chemical Bonding Comprehensive Review Links to an external site. (Answer Key Links to an external site.)
• Lewis Dot Structures in Ionic Compounds Links to an external site. (Answer Key Links to an external site.)
• Covalent Lewis Dot Structures Links to an external site. (Answer Key Links to an external site.)
  
• Lewis Dot Structures in Covalent Compounds, Formal Charges, and Resonance Links to an external site. (Answer Key Links to an external site.)

Molecular Geometry and Advanced Bonding Theories

• Molecular Geometry and Advanced Bonding Theories Comprehensive Review Links to an external site. (Answer Key Links to an external site.)
• Lewis Structures, Molecular Geometry, and Polarity Links to an external site. (Answer Key Links to an external site.)
• Molecular Geometry Links to an external site. (Answer Key Links to an external site.)
• Polarity of Bonds and Molecules Links to an external site. (Answer Key Links to an external site.)

Gases and the Gas Laws

• Gases and the Gas Laws Comprehensive Review Links to an external site. (Answer Key Links to an external site.)
• Boyle's Law Problems Links to an external site. (Answer Key Links to an external site.)
• Charles' Law Problems Links to an external site. (Answer Key Links to an external site.)
• Gay-Lussac's Law Problems Links to an external site. (Answer Key Links to an external site.)
• Avogadro's Law Problems Links to an external site. (Answer Key Links to an external site.)
• Combined Gas Law Problems Links to an external site. (Answer Key Links to an external site.)
• Mixed Gas Laws Links to an external site. (Answer Key Links to an external site.)
• Dalton's Law Problems Links to an external site. (Answer Key Links to an external site.)
• Ideal Gas Law Problems I Links to an external site. (Answer Key Links to an external site.)
• Ideal Gas Law Problems II Links to an external site. (Answer Key Links to an external site.)
• Gas Stoichiometry Links to an external site. (Answer Key Links to an external site.)
• The Ideal Gas Law and Gas Stoichiometry Review Links to an external site. (Answer Key Links to an external site.)