- nitrogen group
- Five trivalent or quinquivalent elements whose hydrogen compounds are basic and whose oxyacids vary from monobasic to tetrabasic : nitrogen, phosphorus, arsenic, antimony, and bismuth.
Medical dictionary. 2011.
nitrogen group
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Nitrogen group — Group 15 Period 2 7 N 3 … Wikipedia
nitrogen group element — ▪ chemical elements Introduction any of the chemical elements that constitute Group Va of the periodic table (see Figure >). The group consists of nitrogen (N), phosphorus (P), arsenic (As), antimony (Sb), and bismuth (Bi). The elements share… … Universalium
Some properties of the nitrogen group elements — ▪ Table Some properties of the nitrogen group elements nitrogen phosphorus (white) atomic number 7 15 atomic weight 14.0067 30.9738 colour of element colourless white melting point (°C) −209.86 44.1 boiling point (°C) −195.8 280… … Universalium
Nitrogen — carbon ← nitrogen → oxygen ↑ N ↓ P … Wikipedia
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Nitrogen trifluoride — Nitrogen trifluoride … Wikipedia
Nitrogen inversion — in ammonia Inversion of an amine. The pair of dots represents the lone electron pair on the nitrogen atom. In chemistry, a nitrogen compound like … Wikipedia
nitrogen cycle — n a continuous series of natural processes by which nitrogen passes through successive stations in air, soil, and organisms and which principally involves nitrogen fixation, nitrification, decay, and denitrification * * * the steps by which… … Medical dictionary
nitrogen mustard — n any of various toxic blistering compounds analogous to mustard gas but containing nitrogen instead of sulfur esp mechlorethamine * * * see chlormethine * * * 1. mechlorethamine hydrochloride. 2. any of a group of cytotoxic alkylating agents… … Medical dictionary
