Quizzes : ChemQuiz.net

Here are the thirty-eight practice quizzes currently available on ChemQuiz.net:

Quizzes by Chemistry topic:

Science Fundamentals

Laboratory Equipment Quiz
- names, descriptions and diagrams of 75 different types of lab equipment and safety symbols
- fill-in-the-blank or multiple choice questions
Scientific Measurements Quiz
- make accurate scientific measurements using diagrams of rulers, graduated cylinders and thermometers
- fill-in-the-blank or multiple choice questions
Density Calculations Quiz
- calculate density, mass or volume of over 150 different materials
- g/cm³ or k/m³; simple or word problems
Percent Error & Percent Yield Quiz
- calculate percent error and percent yield in chemical reactions
- word problems draw from hundreds of chemical compounds
Scientific Notation Quiz
- convert between scientific notation and decimal notation
- fill-in-the-blank or multiple choice questions
SI Conversions & Dimensional Analysis Quiz
- convert between SI prefixes (e.g., grams to milligrams)
- dimensional analysis problems for length, time, volume and weight
Significant Figures Quiz
- count significant figures (“sig figs”) and perform rounding in a variety of numbers in decimal or scientific notation
- perform simple arithmetic calculations and report answers with correct number of sig figs

Atoms and Matter

Types of Matter Quiz
- identify types and states of matter from particle diagrams
- multiple choice questions about diagrams justifying answers
Elements & Isotopes Quiz
- determine names, symbols and atomic numbers for main group, transition and inner transition elements
- name isotopes, determine isotope notation and count number of subatomic particles for hundreds of isotopes
- aligns with NGSS HS-PS1-1
Average Atomic Masses Quiz
- calculate average atomic masses for fictional elements using different precisions
- fill-in-the-blank or multiple choice questions
Electron Configuration Quiz
- determine electron configuration or element from the first 102 elements
- aligns with NGSS HS-PS1-1 and HS-PS1-2
Lewis Dot Structures Quiz
- draw and identify Lewis dot structures for the main group elements
- predict the number of bonds and charges of ions that elements can form based on their dot structures
- aligns with NGSS HS-PS1-1
Light & Energy Quiz
- convert between photon frequency, wavelength and energy
- perform electron energy level and chemical bond dissociation energy calculations
- aligns with NGSS HS-PS3-2 and HS-PS4-1
Periodic Trends Quiz
- identify elements based on periodic trends across groups and periods
- compare atomic mass, atomic radius, effective nuclear charge, electron affinity, electronegativity, first ionization energy, and ionic radius
- aligns with NGSS HS-PS1-1 and HS-PS1-2
Nuclear Reactions Quiz
- determine missing particle in over 3,000 nuclear decay equations
- isotope symbol problems & word problems
- aligns with NGSS HS-PS1-8

Chemical Compounds

Naming Compounds & Calculating Molar Masses Quiz
- name chemical compounds, both ionic & molecular
- calculate molar masses of chemical compounds, by formula & name
Mass Ratios, Percent Composition & Empirical Formulas Quiz
- calculate mass ratios and percent composition or determine empirical formulas of chemical compounds
- chemical formulas or compound names
Bond Polarity & Electronegativity Quiz
- determine polarity, arrow notation and delta notation of chemical bonds
- calculate electronegativity difference (Δχ or ΔEN)
Molecular Geometry & VSEPR Quiz
- identify molecular shape, electron geometry and AXE notation of chemical compounds
- determine polarity, ideal bond angle(s), electron hybridization and number of domains, unbonded pairs and total valence electrons

Intermolecular Forces and Properties

Intermolecular Forces Quiz
- identify intermolecular forces in a variety of compounds
- rank compounds based on interaction strength, melting and boiling points, dipole moment, and polarizability
Concentrations & Colligative Properties of Solutions Quiz
- calculate concentrations of solutions in molarity, molality, mole fraction, parts per million & percent by mass
- calculate concentrations and volumes involved in dilutions
- calculate vapor pressure lowering, boiling point elevation & freezing point depression
Gas Laws Quiz
- Boyle’s Law, Charles’ Law, Gay-Lussac’s Law, Combined Gas Law & Ideal Gas Law
- multiple unit options; simple or word problems; chemical formulas or names

Chemical Reactions

Balancing, Identifying & Predicting Chemical Equations Quiz
- over 500 chemical equations to balance, identify and/or predict
- combination, decomposition, single replacement, double replacement and combustion
- aligns with NGSS HS-PS1-2 and HS-PS1-7
Molar Conversions Quiz
- convert between moles and a variety of units
- chemical formulas or compound names; simple or word problems
- aligns with NGSS HS-PS1-7
Stoichiometry & Limiting Reagents Quiz
- stoichiometry and limiting reagents problems
- balanced and unbalanced equations; chemical formulas or names; grams, moles and particles
- calculate percent yield of a chemical reaction
- aligns with NGSS HS-PS1-7
Redox Reactions & Net Ionic Equations Quiz
- write net ionic equations when given chemical reactions
- determine oxidation numbers in over 1,000 compounds and identify oxidizing and reducing agents in reactions
- balance over 100 redox reactions in acidic and basic solutions
Kinetics & Rate Laws Quiz
- determine average and instantaneous reaction rates from a variety of dynamically generated data sets
- write rate laws and determine reaction rate constants
- calculate reaction half-life and changes in concentration over time
- aligns with NGSS HS-PS1-5

Thermodynamics

Calorimetry Quiz
- perform calculations as heat is absorbed or released during a temperature change
- multiple unit options; simple or word problems; grams and moles
- aligns with NGSS HS-PS3-1
Enthalpy Calculations Quiz
- calculate heat absorbed or released by a chemical or physical change
- calculate quantity of a chemical required to absorb or release a given amount of heat
- multiple unit options; simple or word problems; chemical formulas or names
- aligns with NGSS HS-PS1-4 and HS-PS3-1
Hess’s Law Quiz
- calculate heat of reactions from compound heats of formation or heats of reactions
- over 100 chemical reactions
- aligns with NGSS HS-PS1-4 and HS-PS3-1
Thermochemical Equations Quiz
- over 100 thermochemical equations with heats of reactions
- stoichiometry and limiting reagents problems
- balanced and unbalanced equations; chemical formulas or names; grams and moles; percent yield
- aligns with NGSS HS-PS1-4 and HS-PS3-1
Chemical Thermodynamics Quiz
- determine change in entropy (ΔS°) and Gibbs free energy (ΔG°) in chemical reactions
- determine if chemical reactions are spontaneous or nonspontaneous
- calculate chemical equilibrium constants (K) and reaction quotients (Q) from free energy values
- aligns with NGSS HS-PS1-4 and HS-PS3-1

Equilibrium

Chemical Equilibrium Quiz
- write chemical equilibrium expressions, convert between K_c and K_p, and calculate equilibrium constants and chemical quantities
- balanced and unbalanced equations; multiple unit options; simple or word problems
- aligns with NGSS HS-PS1-6
Solubility Quiz
- determine solubility in water for 400 ionic compounds
- calculate solubility and K_sp values for over 180 solutes
- calculate the concentration of individual ions in a saturated solution
- multiple unit options; simple or word problems; chemical formulas or names

Acids and Bases

Acid-Base Equilibrium Quiz
- calculate concentration, pH/pOH, K_a/K_b of weak acids and bases
- calculate percent ionization of weak acids & bases
- aligns with NGSS HS-PS1-6
Acid-Base Neutralization Quiz
- calculate analyte concentrations and titrant volumes for a variety of acid-base neutralizations
- strong-strong and weak-strong reactions
pH and pOH Calculations Quiz
- calculate pH and pOH from hydrogen ion (H⁺) and hydroxide ion (OH^–) concentrations
- calculate hydrogen ion (H⁺) and hydroxide ion (OH^–) concentrations from pH and pOH

Organic Chemistry

Organic Nomenclature Quiz
- name organic compounds from over 9,000 chemical diagrams
- identify organic compound classes such as alcohols, aldehydes, amines, esters, ethers, ketones and more

All quizzes in alphabetical order:

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