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  2. List of data references for chemical elements - Wikipedia

    en.wikipedia.org/wiki/List_of_data_references...

    Electron affinity (data page) — Electron affinity; Electron configurations of the elements (data page) — Electron configuration of the gaseous atoms in the ground state; Electronegativities of the elements (data page) — Electronegativity (Pauling scale) Hardnesses of the elements (data page) — Mohs hardness, Vickers hardness, Brinell ...

  3. List of chemical databases - Wikipedia

    en.wikipedia.org/wiki/List_of_chemical_databases

    safety data sheets, regulation "LOLI". Mcule supplied chemicals InChI, SMILES, SDF, physichochemical properties "Mcule". 45,000,000 MediaDB Institute for Systems Biology: growth media "MediaDB". 288 Merck Index: Royal Society of Chemistry: drugs "Merck-Index". 11,500 MeSH Medical Subject Headings: US National Library of Medicine: biomedical ...

  4. List of character tables for chemically important 3D point groups

    en.wikipedia.org/wiki/List_of_character_tables...

    Single prime ( ' ) and double prime ( '' ) superscripts denote symmetry and antisymmetry, respectively, with respect to a horizontal mirror plane σ h, one perpendicular to the principal rotation axis. All but the two rightmost columns correspond to the symmetry operations which are invariant in the group. In the case of sets of similar ...

  5. List of reagents - Wikipedia

    en.wikipedia.org/wiki/List_of_reagents

    is an alkaline solution of potassium permanganate; used in organic chemistry as a qualitative test for the presence of unsaturation, such as double bonds; N-Bromosuccinimide: used in radical substitution and electrophilic addition reactions in organic chemistry. Also acts as a mild oxidizer to oxidize benzylic or allylic alcohols.

  6. Compendium of Analytical Nomenclature - Wikipedia

    en.wikipedia.org/wiki/Compendium_of_Analytical...

    The Orange Book is one of IUPAC's "Color Books" along with the Nomenclature of Organic Chemistry (Blue Book), Nomenclature of Inorganic Chemistry (Red Book), Quantities, Units and Symbols in Physical Chemistry (Green Book), Compendium of Chemical Terminology (Gold Book), Compendium of Polymer Terminology and Nomenclature (Purple Book), Compendium of Terminology and Nomenclature of Properties ...

  7. Ammonia (data page) - Wikipedia

    en.wikipedia.org/wiki/Ammonia_(data_page)

    Table data (above) obtained from CRC Handbook of Chemistry and Physics 44th ed. The (s) notation indicates equilibrium temperature of vapor over solid. Otherwise temperature is equilibrium of vapor over liquid. log 10 of anydrous ammonia vapor pressure. Uses formula shown below.

  8. Butane (data page) - Wikipedia

    en.wikipedia.org/wiki/Butane_(data_page)

    1 Material Safety Data Sheet. ... Print/export Download as PDF; ... Table data obtained from CRC Handbook of Chemistry and Physics 44th ed.

  9. List of chemical elements - Wikipedia

    en.wikipedia.org/wiki/List_of_chemical_elements

    118 chemical elements have been identified and named officially by IUPAC.A chemical element, often simply called an element, is a type of atom which has a specific number of protons in its atomic nucleus (i.e., a specific atomic number, or Z).