Chemistry

Chemistry is the study of matter, from individual atoms and ions to large biomolecules. With Wolfram|Alpha, you can explore data about chemical compounds, the reactions they undergo, solubility and chemical graph theory. It also has information about chemical quantities, unit conversion, molarity calculations and stoichiometry. Use Wolfram|Alpha to answer your chemistry questions, whether they are for homework or general curiosity.

Chemical Elements

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:

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Ions

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:

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Chemical Reactions

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:

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Cheminformatics

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:

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Nuclear Chemistry

Investigate nuclear chemistry with Wolfram|Alpha.

Write the nuclide symbol:

Find the neutron number:

Calculate binding energies:

Investigate the source of elements:

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Chemical Compounds

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:

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Chemical Quantities

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:

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Chemical Thermodynamics

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:

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Quantum Chemistry

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:

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GO FURTHER

Step-by-Step Solutions for Chemistry

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  • Chemical Solutions

    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:

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    Functional Groups

    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:

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    Bonds & Orbitals

    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:

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