# MC Classes
```{toctree}
:hidden:
mc_molecules
mc_atoms
mc_bonds
mc_elements
```

Abstractions of atoms, bonds, molecules and their relations.

- [MCMolecule](/reference_manual/mc_classes/mc_molecules.md)
- [MCAtom](/reference_manual/mc_classes/mc_atoms.md)
- [MCBond](/reference_manual/mc_classes/mc_bonds.md)
- [MCElement](/reference_manual/mc_classes/mc_elements.md)