Simulations

Image: Halacious, Unsplash, 2017.

Link	IB topic	Syllabus reference	Lab or potential IA?	Grab bag?
Pearson	Stoichiometry (topic 1)	1.3 Obtaining and using experimental values to calculate the molar mass of a gas from the ideal gas equation	Lab - Gas laws and ideal gas equation	No
PraxiLabs	Stoichiometry (topic 1)	1.3 Solution of problems relating to reacting quantities, limiting and excess reactants, theoretical, experimental and percentage yields	Lab - Titrations - how to standardise a solution	Yes
ChemCollective	Stoichiometry (topic 1)	1.3 Solution of problems involving molar concentration, amount of solute and volume of solution.	Lab - Virtual titration	Yes
cK-12	Atomic structure (topic 2)	2.2 Emission spectra are produced when photons are emitted from atoms as excited electrons return to a lower energy level.	Lab - Spectral lines - Practical on emission and absorption spectra	No
PhET	Atomic structure (topic 2)	2.1 Atoms contain a positively charged dense nucleus composed of protons and neutrons (nucleons). Negatively charged electrons occupy the space outside the nucleus	Lab - Build an atom - Practical on atomic structure	No
University of Missouri - Gary Bertrand	Bonding (topic 4)	4.1 Explanation of the physical properties of ionic compounds (electrical conductivity) in terms of their structure.	Lab - Conductivity of solutions	Yes
ChemDoodle	Bonding (topic 4)	4.3 Shapes of species are determined by the repulsion of electron pairs according to VSEPR theory	Lab - 3D visualisation of structures	No
PhET	Acids and bases (topic 8)	8.3 Students should be familiar with the use of a pH meter and universal indicator	Lab - Practical on pH scale	Yes
SUNY Oneonta	Acids and bases (topic 18)	18.3 Selection of an appropriate indicator for a titration, given the equivalence point of the titration and the end point of the indicator.	Lab - Titration curves - determination of Ka by half equivalence	Yes