Origin of nitrogenFrench nitrogène: so named (1790) by J. A. Chaptal (1756-1832), French chemist from Classical Greek nitron (see niter) + French -gène, -gen, because niter resulted when it was sparked with oxygen in the presence of caustic potash
Origin of nitrogenFrench nitrogène nitro- nitric acid ( from New Latin; see nitro- . ) -gène -gen
(countable and uncountable, plural nitrogens)
- (uncountable) A chemical element (symbol N) with an atomic number of 7 and atomic weight of 14.0067.
- (uncountable) Molecular nitrogen (N2), a colorless, odorless gas at room temperature.
- (countable) A specific nitrogen within a chemical formula, or a specific isotope of nitrogen
- The two nitrogens are located next to one another on the ring.
From French nitrogÃ¨ne (coined by Lavoisier), corresponding to nitro- + -gen.