# Chemistry
{id: chemistry}

## Chemistry links
{id: chemistry-links}

* [Python for Chemistry students](https://pythoninchemistry.org/)
* [Open Babel](http://openbabel.org/) The Open Source Chemistry Toolbox
* [Chemical table file](https://en.wikipedia.org/wiki/Chemical_table_file) to describe molecules and chemical reactions.
* [Pytim](https://marcello-sega.github.io/pytim/) Interfacial Analysis of Molecular Simulations

* [Awesome Python Chemistry](http://lukaszmentel.com/blog/awesome-python-chemistry/index.html) (article)
* [Awesome Python Chemistry](https://github.com/lmmentel/awesome-python-chemistry) (list on GitHub)


* [downloads](https://www.ebi.ac.uk/chebi/downloadsForward.do)
* [Open Babel module](http://openbabel.org/docs/2.3.1/UseTheLibrary/PythonDoc.html)
* [Pybel](http://openbabel.org/docs/2.3.1/UseTheLibrary/Python_Pybel.html)


```
import sdf
import pybel
```


## Python-based Simulations of Chemistry Framework
{id: pyscf}

* [Python-based Simulations of Chemistry Framework](https://pyscf.org/)
* [pyscf on GitHub](https://github.com/pyscf/pyscf)


## Bond length
{id: bond-length}

* [Bond length](https://en.wikipedia.org/wiki/Bond_length)
* Distance between two points [Pythagorean theorem](https://en.wikipedia.org/wiki/Pythagorean_theorem)
* [Video](https://www.youtube.com/watch?v=8IuyJMvaaas)
* [XYZ fileformat](https://en.wikipedia.org/wiki/XYZ_file_format) to specify the molecule geometry.

## Covalent radius
{id: covalent-radius}

* [Covalent radius](https://en.wikipedia.org/wiki/Covalent_radius)
* [Video](https://www.youtube.com/watch?v=b_X4-pTDsWA)
* [tmpchem/computational_chemistry](https://github.com/tmpchem/computational_chemistry)


## Python energy landscape explorer
{id: python-energy-landscape-explorer}

* [Python energy landscape explorer](https://github.com/pele-python/pele)


## Other chemistry links
{id: other-chemistry-links}

* [Periodic table](https://ptable.com/)
* [Diatomic molecule](https://en.wikipedia.org/wiki/Diatomic_molecule)
* [VMD - Visual Molecular Dynamics](https://www.ks.uiuc.edu/Research/vmd/) and application to visualize molecules.

