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1 щёлочноземельные металлы соединения органические
Makarov: alkaline earth organic compoundsУниверсальный русско-английский словарь > щёлочноземельные металлы соединения органические
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alkaline-earth metal — /al keuh luyn errth , lin /, Chem. any of the group of bivalent metals including barium, radium, strontium, calcium, and, usually, magnesium, the hydroxides of which are alkalis but less soluble than those of the alkali metals. [1900 05] * * * ▪… … Universalium
Alkaline earth metal — Group 2 Period 2 4 Be 3 … Wikipedia
Compounds of oxygen — Water (H2O) is the most familiar oxygen compound The oxidation state f oxygen is −2 in almost all known compounds of oxygen. The oxidation state −1 is found in a few compounds such as peroxides. Compounds containing oxygen in other oxidation… … Wikipedia
Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… … Universalium
rare-earth element — /rair errth /, Chem. any of a group of closely related metallic elements, comprising the lanthanides, scandium, and yttrium, that are chemically similar by virtue of having the same number of valence electrons. Also called rare earth metal. [1955 … Universalium
Brown earth — is a type of soil. Brown earths are mostly located between 30° and 55° north of the Equator. The largest expanses cover western and central Europe, large areas of western and trans Uralian Russia, the east coast of America and eastern Asia. Here … Wikipedia
Oxygen — This article is about the chemical element and its most stable form, O2 or dioxygen. For other forms of this element, see Allotropes of oxygen. For other uses, see Oxygen (disambiguation). nitrogen ← oxygen → fluorine ↑ O ↓ … Wikipedia
Zinc — This article is about the metallic element. For other uses, see Zinc (disambiguation). copper ← zinc → gallium ↑ Zn ↓ Cd … Wikipedia
Hydrogen — This article is about the chemistry of hydrogen. For the physics of atomic hydrogen, see Hydrogen atom. For other meanings, see Hydrogen (disambiguation). ← hydrogen → helium … Wikipedia
Sulfur — This article is about the chemical element. For other uses, see Sulfur (disambiguation). phosphorus ← sulfur → chlorine … Wikipedia
oxide — oxidic /ok sid ik/, adj. /ok suyd, sid/, n. Chem. a compound in which oxygen is bonded to one or more electropositive atoms. Also, oxid /ok sid/. [1780 90; < F (now oxyde), b. oxygène and acide. See OXYGEN, ACID] * * * I Any of a large and… … Universalium