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  2. Methylene (compound) - Wikipedia

    en.wikipedia.org/wiki/Methylene_(compound)

    [CH 2] 2• (X̃ 3 B 1) + H 2 O → [CH 3] • + [HO] • [CH 2] (ã 1 A 1) + H 2 O → H 2 CO + H 2 or H 3 COH. The singlet state is also more stereospecific than the triplet. [10] Methylene spontaneously autopolymerises to form various excited oligomers, the simplest of which, is the excited form of the alkene ethylene. The excited oligomers ...

  3. Carbon–hydrogen bond - Wikipedia

    en.wikipedia.org/wiki/Carbon–hydrogen_bond

    CH 4: C 2 H 6: C 2 H 4: C 2 H 2: Class alkane: alkane: alkene: alkyne: Structure Hybridisation of carbon sp 3: sp 3: sp 2: sp C-H bond length 1.087 Å: 1.094 Å: 1.087 Å: 1.060 Å: Proportion of ethane C-H bond length 99% 100% 99% 97% Structure determination method microwave spectroscopy: microwave spectroscopy microwave spectroscopy infrared ...

  4. Organochlorine chemistry - Wikipedia

    en.wikipedia.org/wiki/Organochlorine_chemistry

    H 2 C=CH 2 + HCl → CH 3 CH 2 Cl. In oxychlorination, hydrogen chloride instead of the more expensive chlorine is used for the same purpose: CH 2 =CH 2 + 2 HCl + 1 ⁄ 2 O 2 → ClCH 2 CH 2 Cl + H 2 O. Secondary and tertiary alcohols react with hydrogen chloride to give the corresponding chlorides.

  5. List of gases - Wikipedia

    en.wikipedia.org/wiki/List_of_gases

    Download as PDF; Printable version; ... CH 3 CH 2 GeH 3: 9.2 104.66 Neopentane (CH 3) 4 C 9.5 ... CRC Handbook of Chemistry and Physics (96th ed.).

  6. Tridentate ligand - Wikipedia

    en.wikipedia.org/wiki/Tridentate_ligand

    The iminodiacetic anion is a tridentate ligand forming a complex with a metal labelled "M" A tridentate ligand (or terdentate ligand) is a ligand that has three atoms that can function as donor atoms in a coordination complex.

  7. IUPAC nomenclature of organic chemistry - Wikipedia

    en.wikipedia.org/wiki/IUPAC_nomenclature_of...

    It can also be named by replacing the "-oic acid" of their corresponding carboxylic acids with "-carbonitrile." The prefix form is "cyano-." Functional class IUPAC nomenclature may also be used in the form of alkyl cyanides. For example, CH 3 CH 2 CH 2 CH 2 C≡N is called pentanenitrile or butyl cyanide.

  8. Terminal alkene - Wikipedia

    en.wikipedia.org/wiki/Terminal_alkene

    The double bond of an alpha olefin is between the #1 and #2 (IUPAC) or α and β (common) carbon atoms. In organic chemistry , terminal alkenes ( alpha-olefins , α-olefins , or 1-alkenes ) are a family of organic compounds which are alkenes (also known as olefins) with a chemical formula C x H 2 x , distinguished by having a double bond at the ...

  9. Glossary of chemistry terms - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_chemistry_terms

    Also acid ionization constant or acidity constant. A quantitative measure of the strength of an acid in solution expressed as an equilibrium constant for a chemical dissociation reaction in the context of acid-base reactions. It is often given as its base-10 cologarithm, p K a. acid–base extraction A chemical reaction in which chemical species are separated from other acids and bases. acid ...