Classification of minerals — This list gives an overview of the classification of minerals (non silicates) and includes mostly IMA recognized minerals and its groupings. This list complements the alphabetical list on List of minerals (complete) and List of minerals. Rocks,… … Wikipedia
vanadžio pogrupis — statusas T sritis chemija apibrėžtis V, Nb, Ta, (Pa). atitikmenys: angl. vanadium subgroup rus. подгруппа ванадия … Chemijos terminų aiškinamasis žodynas
подгруппа ванадия — vanadžio pogrupis statusas T sritis chemija apibrėžtis V, Nb, Ta, (Pa). atitikmenys: angl. vanadium subgroup rus. подгруппа ванадия … Chemijos terminų aiškinamasis žodynas
Niobium — zirconium ← niobium → molybdenum V ↑ Nb ↓ Ta … Wikipedia
Nutrition — The Nutrition Facts table indicates the amounts of nutrients which experts recommend to limit or consume in adequate amounts. Nutrition (also called nourishment or aliment) is the provision, to cells and organisms, of the materials necessary (in… … Wikipedia
Metalloid — 13 14 15 16 17 2 B Boron … Wikipedia
Namibia — Namibian, adj., n. /neuh mib ee euh/, n. a republic in SW Africa: a former German protectorate; a mandate of South Africa 1920 66; gained independence 1990. 1,727,183; 318,261 sq. mi. (824,296 sq. km). Cap.: Windhoek. Formerly, German Southwest… … Universalium
heterocyclic compound — Any of a class of organic compounds whose molecules contain one or more rings of atoms with at least one atom (the heteroatom) being an element other than carbon, most frequently oxygen, nitrogen, or sulfur. As in regular cyclic hydrocarbons,… … Universalium