Definition of Hydrogen ion

1. Noun. A positively charged atom of hydrogen; that is to say, a normal hydrogen atomic nucleus.

Generic synonyms: Cation, Proton
Group relationships: Hydrogen Atom



Definition of Hydrogen ion

1. Noun. (chemistry) (&lit hydrogen ion) ; H- or H+ ¹

2. Noun. (chemistry) a proton combined with one or more water molecules; usually written H3O+ and called the hydronium ion though is best considered as H9O4+ but is often written H+(aq) for simplicity ¹

3. Noun. (chemistry) a bare hydrogen nucleus; a proton , deuteron or triton ¹

¹ Source: wiktionary.com

Medical Definition of Hydrogen ion

1. A hydrogen atom minus its electron and therefore carrying a unit positive charge (i.e., a proton); in water, it combines with a water molecule to form hydronium ion, H3O+. (05 Mar 2000)

Hydrogen Ion Pictures

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Lexicographical Neighbors of Hydrogen Ion

hydrogen dioxide
hydrogen disulfide
hydrogen disulphide
hydrogen donor
hydrogen economy
hydrogen electrode
hydrogen embrittlement
hydrogen exponent
hydrogen fluoride
hydrogen gas
hydrogen gas electrode
hydrogen gas electrodes
hydrogen halide
hydrogen hydroxide
hydrogen iodide
hydrogen ion (current term)
hydrogen ion concentration
hydrogen lamp
hydrogen line
hydrogen monoxide
hydrogen nitrate
hydrogen number
hydrogen oxide
hydrogen peroxide
hydrogen phosphide
hydrogen pump
hydrogen selenide
hydrogen sodium arsenate
hydrogen spectral series

Literary usage of Hydrogen ion

Below you will find example usage of this term as found in modern and/or classical literature:

1. Journal of the American Chemical Society by American Chemical Society (1915)
"tration of hydrogen ion, gives results which are comparable with those obtained for the same concentration of hydrogen ion secured by the use of acids or ..."

2. Principles of General Physiology by William Maddock Bayliss (1920)
"That it is to changes in the hydrogen ion concentration that the respiratory '•t^ntre reacts is, perhaps, most definitely shown by the experiments of ..."

3. Science by American Association for the Advancement of Science (1916)
"The closed tube is inverted several times and the color of the solution is compared with a series of buffer solutions of known hydrogen ion concentration ..."

4. The Journal of General Physiology by Society of General Physiologists, Rockefeller Institute, Rockefeller Institute for Medical Research (1920)
"The effect of hydrogen ion concentration on respiration has received very ... He found that on raising the hydrogen ion concentration from pH 8 (which is ..."

5. Science by American Association for the Advancement of Science (1922)
"This solution has a hydrogen-ion concentration between 6.6 and 7, ... For the experiments the hydrogen-ion concentration was varied from pH 4 to pH 9.2 with ..."

6. The Journal of Experimental Medicine by Rockefeller University, Rockefeller Institute, Rockefeller Institute for Medical Research (1920)
"hydrogen ion Concentration.—Since the final hydrogen ion concentration reached by growth of an organism in a given medium is a biological constant of ..."

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