hydrogen ion
hydrogen ion
Definition
hydrogen ion
noun
- the positively charged nucleus of hydrogen, H, without its electron
- hydronium ion
hydrogen ion
Usage Examples
Preposition: from
- acid: The ammonia molecule picks up a hydrogen ion from the acid and attaches it to the lone pair on the nitrogen.
Converse of object
- remove: An ammonia molecule removes a hydrogen ion from the -NH 3 + group in a reversible reaction.
- accept: Base: a substance that can accept hydrogen ions in solution.
- allow: At high hydrogen concentrations the microorganism would allow hydrogen ions to leak through the cell membrane.
Adjective modifier
- free: Urease breaks down urea to form ammonia and free hydrogen ions which raise the pH of the urine making it alkaline.
Modifies a noun
- concentration: Hydrogen ion concentration pH units 6.5 ( minimum ) 9.5 ( maximum ) 13.
- content: The pH scale is the negative logarithm of the hydrogen ion content of water.
- increase: With sustained muscle contraction hydrogen ion concentration increases and a general PH decreases ( Tesch et al, 1977 ).
Preposition: in
- solution: There are two components to total soil acidity: Active acidity due to hydrogen ions in solution in the soil.
Browse dictionary entries near hydrogen ion
