Chemistry

Use Wolfram|Alpha to explore the elements of the periodic table.

Find the number of elements:

Get information about a chemical element:

Find elements meeting given criteria:

Plot a property for a class of elements:

Search for chemicals by name, chemical formula or other identifier.

Get information about a chemical compound:

Specify a compound by chemical identifier:

Compare different organic chemicals:

See examples of lipids, including glycerophospholipids, fatty acids and more:

Learn about positively and negatively charged ions and their properties.

Get information about an ion:

Compare several ions:

Compare ions of a given element:

Find a particular property value for a class of ions:

Compute extensive properties for chemicals, which depend on the amount of substance present, and convert quantities between different units.

Enter quantities by mass:

Find the number of moles from a given mass:

Convert quantities to volumes:

Explore properties of different solutions, which depend on the solvent, solute and concentration.

Compute properties of a chemical solution:

Compute properties of a quantity of a solution:

Do titration computations:

Do dilution computations:

Use Wolfram|Alpha to balance chemical equations, determine reaction stoichiometry and predict products.

Balance a chemical equation:

Calculate reaction stoichiometry:

Find chemical reactions using reactants or products:

Compute thermodynamic properties such as entropy, heat capacity or vapor pressure for a wide variety of chemicals.

Find properties of a substance in a given phase:

Compute properties at a specified temperature:

Do computations with the Arrhenius equation:

Estimate thermodynamic properties using the Joback method:

Explore functional groups such as cyanates, peroxides, alkanes and halides.

Get information about a functional group:

Get information about a protecting group:

Find protecting group behavior under specified conditions:

Use Wolfram|Alpha to explore cheminformatics properties from graph invariants like Balaban's J index or the Hosoya index to QSAR descriptors like the hydrogen donor count or the longest chain.

Find the largest common substructure between two molecules:

Find aromatic atoms:

Find hydrogen bond donors and acceptors:

Compute a set of topological indices for a molecule:

Connect chemical properties with the underlying quantum mechanical nature of atoms and molecules.

Assemble the electronic configuration:

Assemble the ground-state orbital diagram:

Look up the atomic radius:

Count the number of valence electrons:

Explore properties of electronic orbitals and the bonds they form. Find bonds by their constituent atoms, by their bond type or by the parent chemical.

Get a summary of the bond information for a chemical:

Compute hybridization in a compound:

Compare hybridization in two compounds:

Investigate nuclear chemistry with Wolfram|Alpha.

Write the nuclide symbol:

Find the neutron number:

Calculate binding energies:

Investigate the source of elements: