Interactive laboratory // 30 published
Chemistry Simulations Online — Free Interactive Labs
Free interactive chemistry simulations: titration, equilibrium, reaction kinetics, electrochemistry, the periodic table, and more. Runs in your browser.
Acid-Base Chemistry – Free Interactive Online Lab
Explore pH, proton transfer, and strong vs. weak acid dissociation in this free interactive online acid-base simulator. Visualize Brønsted-Lowry theory.
Biochemistry Simulator – Enzymes & Molecules Online
Explore enzyme kinetics, protein structure, and metabolic pathways in this free interactive online biochemistry simulator for students and educators.
Brownian Motion Simulator: See the Random Walk
Interactive Brownian motion simulator: watch a big grain random-walk as fast molecules collide. Change temperature, molecule count, and grain size in real time.
Buffer Solution Simulator – pH Resistance Online Lab
Learn how buffers resist pH change by adding strong acid or base in this free interactive buffer simulator using the Henderson-Hasselbalch equation.
Chemical Equilibrium – Le Chatelier's Principle Online
Explore reversible reactions, equilibrium constants, and Le Chatelier's principle in this free interactive online chemical equilibrium simulator.
Chemical Kinetics – Rate Laws & Arrhenius Equation Online
Investigate rate laws, rate constants, and activation energy with this free online chemical kinetics simulator. Study first- and second-order reactions.
Chemistry Thermodynamics – Gibbs Free Energy Online Lab
Explore enthalpy, entropy, Gibbs free energy, and reaction spontaneity in this free interactive online chemistry thermodynamics simulator using Hess's law.
Chromatography Simulator – TLC & Column Separation Online
Separate mixtures by polarity in this free interactive chromatography simulator covering paper, thin-layer, and column chromatography techniques.
Collision Theory Simulator: Rate & Activation Energy
Interactive collision theory simulator. Adjust temperature, particle count, and activation energy to watch successful collisions, reaction rate, and bursts live.
Computational Chemistry – Molecular Modeling Online
Explore geometry optimization, energy surfaces, and orbital visualization in this free interactive online computational chemistry simulator for students.
Coordination Chemistry – Crystal Field Theory Online
Explore transition metal complexes, crystal field splitting, and ligand field theory in this free interactive online coordination chemistry simulator.
Crystal Lattice Simulator – Unit Cells & Packing Online
Visualize ionic, metallic, and covalent crystal lattice structures in 3D with this free online crystal lattice simulator. Explore unit cells and packing.
Crystallization Simulator: Watch Particles Form a Lattice
Interactive crystallization simulator: drop the temperature and watch particles lock into a crystal lattice. Explore nucleation, freezing, melting point and hysteresis live.
Diffusion Simulator: Watch Particles Spread to Equilibrium
Interactive diffusion simulator: release dye in a corner and watch particles randomly spread to equilibrium. Adjust temperature and concentration to see mixing speed change.
Electrochemistry Lab – Galvanic Cells & Nernst Equation
Build galvanic and electrolytic cells, calculate cell potential using the Nernst equation, and explore electrolysis in this free online electrochemistry lab.
Electrolysis Simulator: Ion Migration Explained
Interactive electrolysis simulator. Adjust voltage and ion count to watch cations and anions drift to the electrodes, discharge as bubbles, and drive current.
Gas Particle Motion Simulator: Kinetic Theory Lab
Interactive gas particle motion simulator. Change temperature, volume, and particle count to watch pressure and kinetic theory laws like PV=NkT come alive.
Interactive Periodic Table – Element Properties Online
Explore all 118 elements with periodic trends, electron configurations, and atomic data in this free interactive online periodic table for chemistry learners.
Le Chatelier's Principle Simulator: Equilibrium Shifts
Interactive Le Chatelier's principle simulator. Adjust temperature, pressure and concentration to watch chemical equilibrium shift between A and B in real time.
Mass Spectrometry Simulator – Free Online MS Lab
Learn how mass spectrometry identifies molecules by m/z ratio in this free interactive online mass spectrometry simulator with fragmentation analysis.
Molecular Lab – Build & Visualize 3D Molecules Online
Build molecules in 3D, apply VSEPR theory, and explore bonding in this free interactive online molecular lab simulator for geometry and polarity.
Nanomaterials Simulator – Quantum Dots & Nanoparticles
Explore how size governs properties of nanoparticles, quantum dots, and carbon nanostructures in this free interactive online nanomaterials simulator.
Organic Chemistry – Reactions & Mechanisms Online Lab
Practice drawing mechanisms, predicting products, and understanding functional groups in this free interactive online organic chemistry simulator.
pH Scale Simulator: Acids, Bases & pH Explained
Interactive pH scale simulator: add acid or base drops, watch H+ and OH- ions balance, and see live pH, [H+] and [OH-] change color from 0 to 14.
Photochemistry Simulator – Light-Driven Reactions Online
Explore excited-state chemistry, Jablonski diagrams, and light-driven reactions including photoisomerization in this free interactive online photochemistry lab.
Polymer Chemistry – Chain Growth & Properties Online
Model addition and condensation polymerization, explore chain architecture, and link molecular structure to polymer properties in this free online simulator.
Reaction Kinetics – Mechanisms & Rate-Determining Step
Explore elementary reaction steps, rate-determining steps, and reaction coordinate diagrams in this free interactive online reaction kinetics simulator.
Real Gas Simulator – van der Waals Equation Online
Compare ideal and real gas behavior using the van der Waals equation in this free online real gas simulator. Explore PV isotherms and compressibility factor Z.
Spectroscopy Simulator – IR, NMR & UV-Vis Online Lab
Interpret infrared, NMR, and UV-Vis spectra and identify functional groups in this free interactive online spectroscopy simulator for chemistry students.
Titration Lab Simulator – Acid-Base Curves Online
Perform virtual strong acid-base, weak acid-base, and polyprotic acid titrations and analyze equivalence points in this free interactive online titration lab.
30 published simulations
Free interactive chemistry simulations: titration, equilibrium, reaction kinetics, electrochemistry, the periodic table, and more. Runs in your browser.