Definition of Methenium. Meaning of Methenium. Synonyms of Methenium

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Definition of Methenium

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Meaning of Methenium from wikipedia

- In organic chemistry, methenium (also called methylium, carbenium, methyl cation, or protonated methylene) is a cation with the formula CH+ 3. It can...
- CH3 may refer to: Channel 3 (band) Channel 3 (Thai television network) Methenium (methyl cation) Methyl group (in chemistry) Methyl radical (in chemistry)...
- a positively charged carbon atom. Among the simplest examples are the methenium CH+ 3, methanium CH+ 5, acylium ions RCO+, and vinyl C 2H+ 3 cations....
- diphenylcarbenium, (C6H5)2CH+ (di-substituted methenium) triphenylcarbenium, (C6H5)3C+ (tri-substituted methenium) carbynium ions (protonated carbynes) have...
- mostly as unstable species in low-pressure gas mixtures. These include methenium or methyl cation CH+3, methane cation CH+4, and methanium or protonated...
- 34–46. Bibcode:2017CPL...672...34S. doi:10.1016/j.cplett.2017.01.045. Methenium Ammonium Ethanium Chemistry, International Union of Pure and Applied (2009)...
- mol−1 Appearance Colourless gas Solubility in water Reacts Conjugate acid Methenium Thermochemistry Std molar entropy (S⦵298) 193.93 J K−1 mol−1 Std enthalpy...
- quite corrosive to metals. Its first ionization potential (yielding the methenium ion, CH+ 3) is 9.837±0.005 eV. The carbon centre in methyl can bond with...
- radical species. For example, the methanol radical cation fragments into a methenium cation CH+3 and a hydroxyl radical. In naphthalene the unfragmented radical...
- fluorine atoms as substituents in place of its hydrogen atoms. Compared to methenium (the simplest carbenium ion), trifluoromethyl cation is more stable due...