Sample Chemistry Curriculum

This is a suggested chronological order for completing practice quizzes on ChemQuiz.net that should match up with most introductory high school or college Chemistry classes.  Each practice quiz has 10 questions or items and a passing threshold of 8 correct responses.  Just click the red Preview button to get started!

Here are all of the practice quizzes in suggested order:

  1. Scientific Notation
  2. SI Conversions
  3. Significant Figures
  4. Percent Error & Percent Yield
  5. Density Calculations
  6. Elements & Isotopes
  7. Naming Compounds & Calculating Molar Masses
  8. Mass Ratios & Percent Composition
  9. Lewis Dot Structures
  10. Electron Configuration
  11. Light & Energy
  12. Balancing, Identifying & Predicting Chemical Equations
  13. Molar Conversions
  14. Stoichiometry
  15. Gas Laws
  16. Calorimetry
  17. Enthalpy Calculations
  18. Thermochemical Equations
  19. Concentrations of Solutions
  20. Solubility
  21. Chemical Equilibrium
  22. pH & pOH Calculations
  23. Acid-Base Equilibrium
  24. Acid-Base Neutralization
  25. Nuclear Reactions

Here are the practice quizzes with suggested settings:

Quiz Name Settings Preview
SI Conversions
  • Quiz type: One-step conversions (convert to & from base units, easier)
  • Prefix types: Common prefixes only (k, d, c, m)
  • Units: Common chemistry units only (g, m, L, J, Pa)
SI Conversions
  • Quiz type: Two-step conversions (convert to & from units with prefixes, more challenging)
  • Prefix types: Common prefixes only (k, d, c, m)
  • Units: Common chemistry units only (g, m, L, J, Pa)
SI Conversions
  • Quiz type: Both
  • Prefix types: More prefixes (G, M, k, h, D, d, c, m, µ, n)
  • Units: Common chemistry units only (g, m, L, J, Pa)
Significant Figures
  • Type of questions: Counting sig figs in numbers
  • Display numbers as: Decimal (regular) notation, Scientific (exponential) notation
Significant Figures
  • Type of questions: Multiplication & division problems with sig figs
  • Display numbers as: Decimal (regular) notation
Significant Figures
  • Type of questions: Addition & subtraction problems with sig figs
  • Display numbers as: Decimal (regular) notation
Percent Error & Percent Yield
  • Problem types: Percent error, Percent yield
  • Display problems as: List of givens and wanted (easier)
Percent Error & Percent Yield
  • Problem types: Percent error, Percent yield
  • Display problems as: Word problems (more challenging)
Density Calculations
  • Density units to use: Grams per cubic centimeter (g/cm3) and grams per milliliter (g/mL)
  • Display problems as: List of givens and wanted (easier)
Density Calculations
  • Density units to use: Kilograms per cubic meter (kg/m3)
  • Display problems as: List of givens and wanted (easier)
Density Calculations
  • Density units to use: Grams per cubic centimeter (g/cm3) and grams per milliliter (g/mL), Kilograms per cubic meter (kg/m3), specific gravity
  • Display problems as: Word problems (more challenging)
Electron Configuration
  • Type of problems: Determine electron configuration from element
  • Element groups to use (select at least one): s-block (alkali metals and alkaline earth metals), p-block (nonmetals, metalloids and other metals)
  • Use element names or symbols: Mix & match (both names and symbols)
  • Use noble gas shortcut: No, do not allow use of noble gas shortcut
Electron Configuration
  • Type of problems: Determine electron configuration from element, Determine element from electron configuration, Determine number of electrons in an element's orbital
  • Element groups to use (select at least one): s-block (alkali metals and alkaline earth metals), p-block (nonmetals, metalloids and other metals), d-block (transition metals)
  • Use element names or symbols: Mix & match (both names and symbols)
  • Use noble gas shortcut: Yes, allow use of noble gas shortcut
Naming Compounds & Calculating Molar Masses
  • Quiz type: Names & formulas
  • Compound types:
  • Start with names or formulas: Chemical formulas
Naming Compounds & Calculating Molar Masses
  • Quiz type: Names & formulas
  • Compound types:
  • Start with names or formulas: Chemical names
Naming Compounds & Calculating Molar Masses
  • Quiz type: Names & formulas
  • Compound types: Ionic compounds with polyatomic ions (more challenging)
  • Start with names or formulas: Chemical formulas
Naming Compounds & Calculating Molar Masses
  • Quiz type: Names & formulas
  • Compound types: Ionic compounds with polyatomic ions (more challenging)
  • Start with names or formulas: Chemical names
Naming Compounds & Calculating Molar Masses
  • Quiz type: Names & formulas
  • Compound types: Molecular compounds
  • Start with names or formulas: Mix & match (both formulas and names)
Naming Compounds & Calculating Molar Masses
  • Quiz type: Molar mass (aka formula weight)
  • Compound types:
  • Start with names or formulas: Chemical names
Naming Compounds & Calculating Molar Masses
  • Quiz type: Molar mass (aka formula weight)
  • Compound types: Ionic compounds with polyatomic ions (more challenging)
  • Start with names or formulas: Chemical names
Naming Compounds & Calculating Molar Masses
  • Quiz type: Molar mass (aka formula weight)
  • Compound types: , Ionic compounds with polyatomic ions (more challenging), Molecular compounds
  • Start with names or formulas: Chemical formulas
Mass Ratios & Percent Composition
  • Type of problems: Mass ratios
  • Chemical compound types: Ionic compounds with monatomic ions (easier), Molecular compounds
  • Chemical names or formulas: I want formulas only (easier)
Mass Ratios & Percent Composition
  • Type of problems: Mass ratios
  • Chemical compound types: Acids, Ionic compounds with polyatomic ions (more difficult)
  • Chemical names or formulas: I want formulas only (easier)
Mass Ratios & Percent Composition
  • Type of problems: Mass ratios
  • Chemical compound types: Acids, Ionic compounds with monatomic ions (easier), Ionic compounds with polyatomic ions (more difficult), Molecular compounds
  • Chemical names or formulas: I want names only (more difficult)
Mass Ratios & Percent Composition
  • Type of problems: Percent Composition
  • Chemical compound types: Ionic compounds with monatomic ions (easier), Molecular compounds
  • Chemical names or formulas: I want formulas only (easier)
Mass Ratios & Percent Composition
  • Type of problems: Percent Composition
  • Chemical compound types: Acids, Ionic compounds with polyatomic ions (more difficult)
  • Chemical names or formulas: I want formulas only (easier)
Mass Ratios & Percent Composition
  • Type of problems: Percent Composition
  • Chemical compound types: Acids, Ionic compounds with monatomic ions (easier), Ionic compounds with polyatomic ions (more difficult), Molecular compounds
  • Chemical names or formulas: I want names only (more difficult)
Balancing, Identifying & Predicting Chemical Equations
  • Quiz type: Identifying chemical reactions
  • Reaction types to include: Combination, Combustion, Decomposition, Double replacement, Single replacement
  • Equation difficulty: Easy, Moderate, Challenging
Balancing, Identifying & Predicting Chemical Equations
  • Quiz type: Balancing chemical equations
  • Reaction types to include: Combination, Combustion, Decomposition, Double replacement, Single replacement
  • Equation difficulty: Easy, Moderate
Balancing, Identifying & Predicting Chemical Equations
  • Quiz type: Balancing chemical equations, Identifying chemical reactions
  • Reaction types to include: Combination, Combustion, Decomposition, Double replacement, Single replacement
  • Equation difficulty: Easy, Moderate, Challenging
Balancing, Identifying & Predicting Chemical Equations
  • Quiz type: Predicting chemical reactions
  • Reaction types to include: Combination, Combustion, Decomposition, Double replacement, Single replacement
  • Equation difficulty: Easy, Moderate, Challenging
Balancing, Identifying & Predicting Chemical Equations
  • Quiz type: Predicting chemical reactions
  • Reaction types to include: Acid-Base Neutralization
  • Equation difficulty: Easy, Moderate, Challenging
Balancing, Identifying & Predicting Chemical Equations
  • Quiz type: Identifying chemical reactions, Predicting chemical reactions
  • Reaction types to include: Combination, Combustion, Decomposition, Double replacement, Single replacement
  • Equation difficulty: Easy, Moderate, Challenging
Balancing, Identifying & Predicting Chemical Equations
  • Quiz type: Balancing chemical equations, Identifying chemical reactions, Predicting chemical reactions
  • Reaction types to include: Combination, Combustion, Decomposition, Double replacement, Single replacement
  • Equation difficulty: Easy, Moderate, Challenging
Molar Conversions
  • Quiz type:
  • Units to use (select at least one): grams
  • Compound types: Acids, Elements, Ionic compounds with monatomic ions (easier), Ionic compounds with polyatomic ions (more difficult), Molecular compounds
  • Display problems as: List of given and wanted values (easier)
  • Use chemical formulas or names: Chemical formulas
Molar Conversions
  • Quiz type:
  • Units to use (select at least one): grams, Liters, particles (e.g. atoms/molecules/formula units)
  • Compound types: Acids, Elements, Ionic compounds with monatomic ions (easier), Ionic compounds with polyatomic ions (more difficult), Molecular compounds
  • Display problems as: List of given and wanted values (easier)
  • Use chemical formulas or names: Chemical formulas
Molar Conversions
  • Quiz type:
  • Units to use (select at least one): grams, Liters, particles (e.g. atoms/molecules/formula units)
  • Compound types: Acids, Elements, Ionic compounds with monatomic ions (easier), Ionic compounds with polyatomic ions (more difficult), Molecular compounds
  • Display problems as: Word problems (more challenging)
  • Use chemical formulas or names: Mix & match (both formulas and names)
Molar Conversions
  • Quiz type: Two-step conversions (e.g., grams → moles → particles)
  • Units to use (select at least one): grams, Liters, particles (e.g. atoms/molecules/formula units)
  • Compound types: Acids, Elements, Ionic compounds with monatomic ions (easier), Ionic compounds with polyatomic ions (more difficult), Molecular compounds
  • Display problems as: List of given and wanted values (easier)
  • Use chemical formulas or names: Mix & match (both formulas and names)
  • Given values are: Random (more realistic)
Stoichiometry
  • Chemical equations are: Balanced
  • Type of problems: Simple stoichiometry only (one given, one wanted)
  • Units to use (select at least one): grams
  • Chemical formulas or names: Chemical formulas
Stoichiometry
  • Chemical equations are: Unbalanced
  • Type of problems: Simple stoichiometry only (one given, one wanted)
  • Units to use (select at least one): grams
  • Chemical formulas or names: Chemical formulas
Stoichiometry
  • Chemical equations are: Unbalanced
  • Type of problems: Simple stoichiometry only (one given, one wanted)
  • Units to use (select at least one): grams
  • Chemical formulas or names: Chemical names
Stoichiometry
  • Chemical equations are: Balanced
  • Type of problems: Simple stoichiometry only (one given, one wanted)
  • Units to use (select at least one): liters (at STP)
  • Chemical formulas or names: Chemical formulas
  • Given values are: Random (more realistic)
Stoichiometry
  • Chemical equations are: Unbalanced
  • Type of problems: Simple stoichiometry only (one given, one wanted)
  • Units to use (select at least one): grams, moles, particles (e.g., atoms/molecules/formula units)
  • Chemical formulas or names: Chemical formulas
Stoichiometry
  • Chemical equations are: Balanced
  • Type of problems: Simple stoichiometry only (one given, one wanted)
  • Units to use (select at least one): grams, moles, particles (e.g., atoms/molecules/formula units), liters (at STP)
  • Chemical formulas or names: Chemical formulas
  • Percent yield: Include percent yield calculations in problems (very challenging!)
Stoichiometry
  • Chemical equations are: Balanced
  • Type of problems: Limiting reagents only (two given reactants, one wanted product)
  • Units to use (select at least one): grams
  • Chemical formulas or names: Chemical formulas
Stoichiometry
  • Chemical equations are: Unbalanced
  • Type of problems: Limiting reagents only (two given reactants, one wanted product)
  • Units to use (select at least one): grams
  • Chemical formulas or names: Mix & match (both formulas and names)
Stoichiometry
  • Chemical equations are: Unbalanced
  • Type of problems: Limiting reagents only (two given reactants, one wanted product)
  • Units to use (select at least one): grams
  • Chemical formulas or names: Mix & match (both formulas and names)
  • Percent yield: Include percent yield calculations in problems (very challenging!)
Stoichiometry
  • Chemical equations are: Unbalanced
  • Type of problems: A mix of both simple stoichiometry and limiting reagent problems
  • Units to use (select at least one): grams, moles, particles (e.g., atoms/molecules/formula units)
  • Chemical formulas or names: Mix & match (both formulas and names)
Stoichiometry
  • Chemical equations are: Unbalanced
  • Type of problems: A mix of both simple stoichiometry and limiting reagent problems
  • Units to use (select at least one): grams, moles, particles (e.g., atoms/molecules/formula units), liters (at STP)
  • Chemical formulas or names: Mix & match (both formulas and names)
  • Percent yield: Include percent yield calculations in problems (very challenging!)
Gas Laws
  • Type of problems (select at least one: Boyle's Law (pressure & volume), Charles' Law (temperature & volume), Gay-Lussac's Law (pressure & temperature)
  • Pressure units to use (select at least one): atmospheres (atm), kilopascals (kPa)
  • Temperature units to use (select at least one): degrees Celsius (°C), kelvins (K)
  • Volume units to use (select at least one): liters (L), milliliters (mL)
  • Ideal gas law units to use (select at least one for ideal gas problems): moles
  • Units before & after (does not apply to ideal gas problems): Before and after units are consistent within a problem (easier)
  • Display problems as: List of givens and wanted (easier)
  • Display gases as: Chemical formulas
Gas Laws
  • Type of problems (select at least one: Boyle's Law (pressure & volume), Charles' Law (temperature & volume), Gay-Lussac's Law (pressure & temperature)
  • Pressure units to use (select at least one): atmospheres (atm), kilopascals (kPa)
  • Temperature units to use (select at least one): degrees Celsius (°C), kelvins (K)
  • Volume units to use (select at least one): liters (L), milliliters (mL)
  • Ideal gas law units to use (select at least one for ideal gas problems): moles
  • Units before & after (does not apply to ideal gas problems): Before and after units are consistent within a problem (easier)
  • Display problems as: Word problems (more challenging)
  • Display gases as: Chemical formulas
Gas Laws
  • Type of problems (select at least one: Boyle's Law (pressure & volume), Charles' Law (temperature & volume), Gay-Lussac's Law (pressure & temperature)
  • Pressure units to use (select at least one): atmospheres (atm), kilopascals (kPa)
  • Temperature units to use (select at least one): degrees Celsius (°C), kelvins (K)
  • Volume units to use (select at least one): liters (L), milliliters (mL)
  • Ideal gas law units to use (select at least one for ideal gas problems): moles
  • Units before & after (does not apply to ideal gas problems): Before and after units are consistent within a problem (easier)
  • Display problems as: Word problems (more challenging)
  • Display gases as: Chemical names
Gas Laws
  • Type of problems (select at least one: Combined Gas Law (pressure, volume & temperature)
  • Pressure units to use (select at least one): atmospheres (atm), kilopascals (kPa)
  • Temperature units to use (select at least one): degrees Celsius (°C), kelvins (K)
  • Volume units to use (select at least one): liters (L), milliliters (mL)
  • Ideal gas law units to use (select at least one for ideal gas problems): moles
  • Units before & after (does not apply to ideal gas problems): Before and after units are consistent within a problem (easier)
  • Display problems as: List of givens and wanted (easier)
  • Display gases as: Chemical formulas
Gas Laws
  • Type of problems (select at least one: Combined Gas Law (pressure, volume & temperature)
  • Pressure units to use (select at least one): atmospheres (atm), kilopascals (kPa)
  • Temperature units to use (select at least one): degrees Celsius (°C), kelvins (K)
  • Volume units to use (select at least one): liters (L), milliliters (mL)
  • Ideal gas law units to use (select at least one for ideal gas problems): moles
  • Units before & after (does not apply to ideal gas problems): Before and after units are consistent within a problem (easier)
  • Display problems as: Word problems (more challenging)
  • Display gases as: Mix & match (both formulas and names)
Gas Laws
  • Type of problems (select at least one: Ideal Gas Law
  • Pressure units to use (select at least one): kilopascals (kPa)
  • Temperature units to use (select at least one): degrees Celsius (°C), kelvins (K)
  • Volume units to use (select at least one): liters (L)
  • Ideal gas law units to use (select at least one for ideal gas problems): moles
  • Units before & after (does not apply to ideal gas problems): Before and after units are consistent within a problem (easier)
  • Display problems as: List of givens and wanted (easier)
  • Display gases as: Chemical formulas
Gas Laws
  • Type of problems (select at least one: Ideal Gas Law
  • Pressure units to use (select at least one): atmospheres (atm), kilopascals (kPa)
  • Temperature units to use (select at least one): degrees Celsius (°C), kelvins (K)
  • Volume units to use (select at least one): liters (L), milliliters (mL)
  • Ideal gas law units to use (select at least one for ideal gas problems): grams, moles
  • Units before & after (does not apply to ideal gas problems): Before and after units are consistent within a problem (easier)
  • Display problems as: List of givens and wanted (easier)
  • Display gases as: Chemical formulas
Gas Laws
  • Type of problems (select at least one: Ideal Gas Law
  • Pressure units to use (select at least one): atmospheres (atm), kilopascals (kPa)
  • Temperature units to use (select at least one): degrees Celsius (°C), kelvins (K)
  • Volume units to use (select at least one): liters (L), milliliters (mL)
  • Ideal gas law units to use (select at least one for ideal gas problems): grams, moles, particles
  • Units before & after (does not apply to ideal gas problems): Before and after units are consistent within a problem (easier)
  • Display problems as: Word problems (more challenging)
  • Display gases as: Mix & match (both formulas and names)
Calorimetry
  • Heat units to use: joules (J)
  • Temperature units to use: kelvins (K)
  • Quantity units to use: grams
  • Display problems as: List of given and wanted values (easier)
Calorimetry
  • Heat units to use: calories (cal), joules (J)
  • Temperature units to use: degrees Celsius (°C), kelvins (K)
  • Quantity units to use: grams, moles
  • Display problems as: List of given and wanted values (easier)
Calorimetry
  • Heat units to use: calories (cal), joules (J)
  • Temperature units to use: degrees Celsius (°C), kelvins (K)
  • Quantity units to use: grams, moles
  • Display problems as: Word problems (more challenging)
Enthalpy Calculations
  • Heat units to use: kilojoules (kJ)
  • Chemical quantity units to use: moles
  • Display substances as: both names and formulas and together
  • Display problems as:
Enthalpy Calculations
  • Heat units to use: kilojoules (kJ)
  • Chemical quantity units to use: grams
  • Display substances as: both names and formulas and together
  • Display problems as:
Enthalpy Calculations
  • Heat units to use: kilojoules (kJ), kilocalories (kcal)
  • Chemical quantity units to use: grams, moles
  • Display substances as: both names and formulas and together
  • Display problems as: Word problems (more challenging)
Enthalpy Calculations
  • Heat units to use: kilojoules (kJ), kilocalories (kcal)
  • Chemical quantity units to use: grams, moles
  • Display substances as: names only
  • Display problems as: Word problems (more challenging)
Thermochemical Equations
  • Chemical equations are: Balanced
  • Type of problems: Calculate heat absorbed or released when given amount of substance
  • Heat values: Heat values can be entered as absolute values
  • Type of problems: Simple stoichiometry only (one given, one wanted)
  • Percent yield:
  • Units to use (select at least one): moles
  • Chemical formulas or names: Chemical formulas
Thermochemical Equations
  • Chemical equations are: Balanced
  • Type of problems: Calculate heat absorbed or released when given amount of substance
  • Heat values: Heat values can be entered as absolute values
  • Type of problems: Simple stoichiometry only (one given, one wanted)
  • Percent yield:
  • Units to use (select at least one): grams
  • Chemical formulas or names: Chemical formulas
Thermochemical Equations
  • Chemical equations are: Balanced
  • Type of problems: Calculate amount of substance required when given heat (not with limiting reagents)
  • Heat values: Heat values can be entered as absolute values
  • Type of problems: Simple stoichiometry only (one given, one wanted)
  • Percent yield:
  • Units to use (select at least one): grams
  • Chemical formulas or names: Chemical formulas
Thermochemical Equations
  • Chemical equations are: Unbalanced
  • Type of problems: A mix of both types of problems
  • Heat values: Heat values can be entered as absolute values
  • Type of problems: Simple stoichiometry only (one given, one wanted)
  • Percent yield:
  • Units to use (select at least one): grams, moles
  • Chemical formulas or names: Mix & match (both formulas and names)
Thermochemical Equations
  • Chemical equations are: Balanced
  • Type of problems: Calculate heat absorbed or released when given amount of substance
  • Heat values: Heat values can be entered as absolute values
  • Type of problems: Limiting reagents only (two given reactants, heat wanted)
  • Percent yield:
  • Units to use (select at least one): grams
  • Chemical formulas or names: Chemical formulas
Thermochemical Equations
  • Chemical equations are: Balanced
  • Type of problems: A mix of both types of problems
  • Heat values: Heat values can be entered as absolute values
  • Type of problems: Simple stoichiometry only (one given, one wanted)
  • Percent yield: Include percent yield calculations in problems (very challenging!)
  • Units to use (select at least one): grams
  • Chemical formulas or names: Chemical formulas
Concentrations of Solutions
  • Type of problems (select at least one): Molarity (i.e., M = n/V)
  • Volume units to use (select at least one): Liters (L)
  • Solute units to use (select at least one for molarity problems): moles
  • Display problems as: List of givens and wanted (easier)
  • Display substances as: Chemical formulas
Concentrations of Solutions
  • Type of problems (select at least one): Molarity (i.e., M = n/V)
  • Volume units to use (select at least one): Liters (L), milliliters (mL)
  • Solute units to use (select at least one for molarity problems): grams, moles
  • Display problems as: List of givens and wanted (easier)
  • Display substances as: Chemical formulas
Concentrations of Solutions
  • Type of problems (select at least one): Molarity (i.e., M = n/V)
  • Volume units to use (select at least one): Liters (L), milliliters (mL)
  • Solute units to use (select at least one for molarity problems): grams, moles
  • Display problems as:
  • Display substances as: Chemical names
Concentrations of Solutions
  • Type of problems (select at least one): Dilution (i.e., M1V1 = M2V2)
  • Volume units to use (select at least one): Liters (L), milliliters (mL)
  • Solute units to use (select at least one for molarity problems): moles
  • Display problems as: List of givens and wanted (easier)
  • Display substances as: Chemical formulas
Solubility
  • Type of questions: Calculate solubility from Ksp
  • Solubility concentrations in: Molarity (mol/L)
  • Display chemical formulas or names: Both names and formulas together
  • Display problems as: List of givens and wanted (easier)
Solubility
  • Type of questions: Calculate solubility product constant (Ksp)
  • Solubility concentrations in: Molarity (mol/L)
  • Display chemical formulas or names: Both names and formulas together
  • Display problems as: List of givens and wanted (easier)
Solubility
  • Type of questions: Determine concentration of an ion in a saturated solution
  • Solubility concentrations in: Molarity (mol/L)
  • Display chemical formulas or names: Both names and formulas together
  • Display problems as: List of givens and wanted (easier)
Solubility
  • Type of questions: Calculate solubility from Ksp, Calculate solubility product constant (Ksp), Determine concentration of an ion in a saturated solution
  • Solubility concentrations in: Grams per 100 mL
  • Display chemical formulas or names: Both names and formulas together
  • Display problems as: List of givens and wanted (easier)
Solubility
  • Type of questions: Calculate solubility from Ksp, Calculate solubility product constant (Ksp), Determine concentration of an ion in a saturated solution
  • Solubility concentrations in: Molarity (mol/L), Grams per 100 mL
  • Display chemical formulas or names: Both names and formulas together
  • Display problems as: Word problems (more challenging)
Chemical Equilibrium
  • Type(s) of questions: Write equilibrium constant expressions (Q, Kc and Kp)
  • Chemical equations are: Balanced
  • Display problems as: List of givens and wanted (easier)
  • Given values are: Random (more realistic)
  • Units to use (select at least one): M
Chemical Equilibrium
  • Type(s) of questions: Convert between Kc and Kp
  • Chemical equations are: Balanced
  • Display problems as: List of givens and wanted (easier)
  • Given values are: Random (more realistic)
  • Units to use (select at least one): atmospheres, grams, M, moles
Chemical Equilibrium
  • Type(s) of questions: Calculate reaction quotient (Q) or equilibrium constant (Kc or Kp), Calculate chemical quantities in equilibrium reactions
  • Chemical equations are: Balanced
  • Display problems as: List of givens and wanted (easier)
  • Given values are: Random (more realistic)
  • Units to use (select at least one): atmospheres, grams, M, moles
Chemical Equilibrium
  • Type(s) of questions: Write equilibrium constant expressions (Q, Kc and Kp), Convert between Kc and Kp, Calculate reaction quotient (Q) or equilibrium constant (Kc or Kp), Calculate chemical quantities in equilibrium reactions
  • Chemical equations are: Unbalanced
  • Display problems as: Word problems (more challenging)
  • Given values are: Random (more realistic)
  • Units to use (select at least one): atmospheres, grams, M, moles
pH & pOH Calculations
  • Type of questions: Calculate pH from hydrogen ion concentration [H+], Calculate hydrogen ion concentration [H+] from pH
  • Display problems as: List of givens and wanted (easier)
pH & pOH Calculations
  • Type of questions: Calculate pOH from hydrogen ion [H+] or hydroxide ion concentration [OH-], Calculate hydroxide ion concentration [OH-] from pH or pOH
  • Display problems as: List of givens and wanted (easier)
pH & pOH Calculations
  • Type of questions: Calculate pH from hydrogen ion concentration [H+], Calculate hydrogen ion concentration [H+] from pH, Calculate pOH from hydrogen ion [H+] or hydroxide ion concentration [OH-], Calculate hydroxide ion concentration [OH-] from pH or pOH
  • Display problems as: Word problems (more challenging)
Acid-Base Equilibrium
  • Type of questions: Calculate weak acid concentration, Ka or pH, Calculate weak base concentration, Kb or pH
  • Display problems as: List of givens and wanted (easier)
Acid-Base Equilibrium
  • Type of questions: Calculate percent ionization, ion or solution concentration, or pH
  • Display problems as: List of givens and wanted (easier)
Acid-Base Equilibrium
  • Type of questions: Calculate weak acid concentration, Ka or pH, Calculate weak base concentration, Kb or pH, Calculate percent ionization, ion or solution concentration, or pH
  • Display problems as: Word problems (more challenging)
Acid-Base Neutralization
  • Type of questions: Strong acid-strong base neutralization
  • Display problems as: List of givens and wanted (easier)
Acid-Base Neutralization
  • Type of questions: Weak acid-strong base neutralization, Strong acid-weak base neutralization
  • Display problems as: List of givens and wanted (easier)
Acid-Base Neutralization
  • Type of questions: Strong acid-strong base neutralization, Weak acid-strong base neutralization, Strong acid-weak base neutralization
  • Display problems as: Word problems (more challenging)
Elements & Isotopes
  • Question types: Solve for isotope notation
Elements & Isotopes
  • Question types: Solve for isotope name
Elements & Isotopes
  • Question types: Solve for isotope notation, Solve for isotope name, Solve for number of subatomic particles
Nuclear Reactions
  • Nuclear reaction types: Alpha decay, Beta (minus) decay, Neutron decay, Positron (beta plus) decay
  • Display problems as: Equations with isotope symbols (easier)
Nuclear Reactions
  • Nuclear reaction types: Electron capture, Fission, Neutron activation
  • Display problems as: Equations with isotope symbols (easier)
Nuclear Reactions
  • Nuclear reaction types: Alpha decay, Beta (minus) decay, Electron capture, Fission, Neutron activation, Neutron decay, Positron (beta plus) decay
  • Display problems as: Equations with isotope symbols (easier)
Nuclear Reactions
  • Nuclear reaction types: Alpha decay, Beta (minus) decay, Electron capture, Fission, Neutron activation, Neutron decay, Positron (beta plus) decay
  • Display problems as: Word problems (more challenging)