Visualizations and simulations

Shapes of molecules-VSEPR

https://www.chemtube3d.com/category/a-level/shapes-of-molecules-vsepr/

Inorganic chemistry

Bioinorganic chemistry, solid state, s, p, d and f block elements, metal organic frameworks

https://www.chemtube3d.com/category/inorganic-chemistry/

Group theory (symmetry elements and symmetry operations)

https://symotter.org/tutorial/intro

https://www.chemtube3d.com/category/structure-and-bonding/symmetry/

Transition metals (Co-ordination compounds and inorganic reaction mechanism)-3D animations/models

https://www.chemtube3d.com/tm-pointgroupspolyhedralstructures/

https://www.chemtube3d.com/tm-distortedpolyhedra/

https://www.chemtube3d.com/tm-octdistortions/

https://www.chemtube3d.com/tm-berrypseudorotation/

https://www.chemtube3d.com/tm-innersphere/

https://www.chemtube3d.com/tm-electrontransferoutersphere/

https://www.chemtube3d.com/tm-jahntellerdistortioncuf64/

https://www.chemtube3d.com/tm-bentsandwichcompounds/

https://www.chemtube3d.com/_ru_en_3_2_enant/

https://www.chemtube3d.com/tm-ligandsubstitution/

Ligand substitution (square planar complex)
https://www.chemtube3d.com/tm-cistrans/

Chemistry of main group elements

https://ocw.mit.edu/courses/chemistry/5-05-principles-of-inorganic-chemistry-iii-spring-2005/

https://nptel.ac.in/courses/104/101/104101090/

Group theory

https://ocw.mit.edu/courses/chemistry/5-04-principles-of-inorganic-chemistry-ii-fall-2008/

https://nptel.ac.in/courses/104/101/104101094/

https://nptel.ac.in/courses/104/104/104104080/

Organometallic Chemistry

https://www.chemtube3d.com/category/structure-and-bonding/organometallics-metal-ligand-bonding/

https://nptel.ac.in/courses/104/101/104101123/

https://nptel.ac.in/courses/104/101/104101100/

https://nptel.ac.in/courses/104/101/104101091/

Transition metals (Co-ordination compounds and inorganic reaction mechanism)

https://ocw.mit.edu/courses/chemistry/5-111sc-principles-of-chemical-science-fall-2014/unit-iv-transition-metals-oxidation-reduction-reactions/

https://nptel.ac.in/courses/104/105/104105085/

https://nptel.ac.in/courses/104/105/104105033/

Organic Chemistry

3D animations for understanding the mechanism of organic transformations- (all types of reactions covered)

https://www.chemtube3d.com/category/a-level/organic-reaction-mechanisms/

Physical chemistry

Polymer chemistry

https://www.chemtube3d.com/category/polymers

Quantum chemistry

https://phet.colorado.edu/en/simulations/filter?subjects=quantum&sort=alpha&view=grid

https://chem.libretexts.org/Bookshelves/Ancillary_Materials/Interactive_Applications/Quantum_Simulations

Spectroscopy (Rotational, UV-Vis, Vibrational)

https://nptel.ac.in/courses/104/106/104106077

https://www.chemtube3d.com/category/structure-and-bonding/spectroscopy/

Instruments

NMR

https://www.chemtube3d.com/category/a-level/proton-nmr-introduction/

https://www.nmrdb.org/new_predictor/index.shtml?v=v2.121.0

http://www.cheminfo.org/Spectra/NMR/Peak_picking/2D_peak_picking/index.html

Interactive spectroscopy problems set
http://www.chem.ucalgary.ca/courses/351/WebContent/spectroscopy/index.html

IR

https://zenodo.org/record/3483623#.YCoOCGgzZPY

GC

https://www.stevenabbott.co.uk/practical-chromatography/GCSim.php

Virtual Labs

https://www.vlab.co.in/broad-area-chemical-sciences