Chemijos terminų aiškinamasis žodynas – 2-asis patais. ir papild. leid. – Vilnius: Mokslo ir enciklopedijų leidybos institutas. Kazys Daukšas, Jurgis Barkauskas, Vitas Daukšas. 2003.
amidinės trąšos — statusas T sritis chemija apibrėžtis Karbamidas ir Ca cianamidas. atitikmenys: angl. amide fertilizer rus. амидные удобрения … Chemijos terminų aiškinamasis žodynas
амидные удобрения — amidinės trąšos statusas T sritis chemija apibrėžtis Karbamidas ir Ca cianamidas. atitikmenys: angl. amide fertilizer rus. амидные удобрения … Chemijos terminų aiškinamasis žodynas
Ammonia — For other uses, see Ammonia (disambiguation). Ammonia … Wikipedia
Nitrogen — carbon ← nitrogen → oxygen ↑ N ↓ P … Wikipedia
urea — ureal, ureic, adj. /yoo ree euh, yoor ee euh/, n. 1. Biochem. a compound, CO(NH2)2, occurring in urine and other body fluids as a product of protein metabolism. 2. Chem. a water soluble powder form of this compound, obtained by the reaction of… … Universalium
chemical compound — Introduction any substance composed of identical molecules consisting of atoms (atom) of two or more chemical elements (chemical element). All the matter in the universe is composed of the atoms of more than 100 different chemical elements … Universalium
Beckmann rearrangement — The Beckmann rearrangement, named after the German chemist Ernst Otto Beckmann (1853–1923), is an acid catalyzed rearrangement of an oxime to an amide. [cite journal author= E. Beckmann title = Zur Kenntniss der Isonitrosoverbindungen journal =… … Wikipedia
Common reagents — This is a list of common inorganic and organic reagents often used in chemistry. Contents 1 Synopsis 2 Reagent Compounds 3 See also 4 References S … Wikipedia
cyanamide — n. Chem. a colourless crystalline amide of cyanogen; any salt of this, esp. the calcium one which is used as a fertilizer. Usage: Chem. formula: CH2N2 Etymology: CYANOGEN + AMIDE … Useful english dictionary
sodium — /soh dee euhm/, n. 1. Chem. a soft, silver white, metallic element that oxidizes rapidly in moist air, occurring in nature only in the combined state, and used in the synthesis of sodium peroxide, sodium cyanide, and tetraethyllead: a necessary… … Universalium
