cation 1) A positive ion; an atom or group of atoms that has lost one or more electrons. 2) A positively charged ion. 3) An atom or molecule with a positive charge.Was this definition helpful? Related Terms & Definitions Here are some related terms and definitions we found for this ter...
In chemistry, ions are electrically charged atoms or molecules. Cations have a positive charge, and this electrical charge changes their input in chemical reactions. What are some examples of cations? Examples of cations abound. Acetylcholine is a cation that is a neurotransmitter, responsible for ...
Li+ Cation Fluorine atoms have 9 electrons, meaning they have 2 in the first shell and 7 in the second. By gaining an electron to become an anion the fluoride ion gets a stable electron arrangement, identical to that of the noble gas neon. F Atom F- Anion And so the redox reaction...
Seecationin the Oxford Advanced American DictionarySeecationin the Oxford Learner's Dictionary of Academic English Check pronunciation:cation 我们重视您的隐私 我們及我們的779合作夥伴會在您的裝置上儲存和存取個人資料,例如瀏覽資料或唯一識別碼。選擇「接受」將啟用追蹤技術,以支持「我們及合作夥伴處理資料以提供...
chemistry : to make (a molecule) cationic cationization ˌkat-ˌī-ə-ˌnī-ˈzā-shən ˌka-ˌtī- noun Word History First Known Use 1965, in the meaning defined above Time Traveler The first known use of cationize was in 1965 See more words from the same year ...
Define Cation-exchanger. Cation-exchanger synonyms, Cation-exchanger pronunciation, Cation-exchanger translation, English dictionary definition of Cation-exchanger. n. A reversible chemical reaction between an insoluble solid and a solution during which
By convention, when atoms form a compound, its formula lists the atom(s) acting as a cation first, followed by the atom(s) acting as the anion. This means sometimes an atom may be first or last in a formula. For example, in carbon dioxide (CO2), carbon (C) acts as a cation. I...
Cations play important physiological roles in the lives of living things. Read Cation | Definition, Formation & Examples Lesson Recommended for You Video: Cations | Definition, Formation & Examples Video: Monatomic Ions | Definition, Types & Examples Video: Sulfate | Definition, Formula & ...
cation or kat·i·on [ kat-ahy-uhn, -on ] Phonetic (Standard) IPA noun Physical Chemistry. a positively charged ion that is attracted to the cathode in electrolysis. any positively charged atom or group of atoms ( anion ).Discover More Other Words From cat·i·on·ic [kat-ahy-, on,...
Chemistry terms acid, alcohol, alkali, alkali metal, alkaline earth metal, alkane, allotrope, alloy, amino acid, analysis, anion, anode, atom, atomic mass, atomic number, base, boiling point, bond, Brownian motion, carbohydrate, catalyst, cathode, cation, chain, chain reaction, chromatography, ...