plural of nitro-hydrochloric acid

(uncountable) The chemical element (symbol N) with an atomic number of 7 and atomic weight of 14.0067. It is a colorless and odorless gas.

(organic chemistry) The compound glyceryl-tri-nitrate or 1,2,3 tri-nitrooxy propane; the ester of glycerol with nitric acid; prepared by the careful addition of a mixture of nitric and sulphuric acids to glycerol with constant stirring and cooling; it is a thick, pale yellow liquid, that is highly explosive on concussion or on exposure to sudden heat; it is used in medicine as a vasodilator, and as an explosive in the form of dynamite which is safe to handle.

(inorganic chemistry) A non-flammable gas (N₂O) commonly used in surgery and dentistry for its anaesthetic and analgesic effects.

(inorganic chemistry) A weak acid, HNO₂, known only in solution, or as its salts and esters, the nitrites; it has a linear structure, H-O-N=O

Any of the several genera of bacteria in soil that take part in the nitrogen cycle, oxidizing ammonium and organic nitrogen compounds to the more soluble nitrite and nitrate.

(organic chemistry) A nitro derivative of benzene, C₆H₅NO₂, prepared by reacting benzene with a mixture of nitric and sulphuric acids; any of a series of such compounds having two or more nitro groups

(organic chemistry) A cotton-like material, made from cellulose by the action of nitric and sulphuric acids, used in the manufacture of explosives, collodion etc.

A condition of disorientation, intoxication and stupor caused by increased levels of dissolved nitrogen in the blood; occurs in divers breathing air under pressure.

The natural circulation of nitrogen, in which atmospheric nitrogen is converted to nitrogen oxides by lightning and deposited in the soil by rain, where it is assimilated by plants and either eaten by animals (and returned as faeces) or decomposed back to elemental nitrogen by bacteria.