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1 cesium
[English Word] cesium[Swahili Word] sizi[Part of Speech] noun[Class] 9[Dialect] recent[English Definition] a silver-white soft ductile element of the alkali metal group that is the most electropositive element known and that is used especially in photoelectric cells (identified 1861)[Terminology] chemistry------------------------------------------------------------ -
2 francium
[English Word] francium[Swahili Word] fransi[Part of Speech] noun[Class] 9[Dialect] recent[English Definition] a radioactive element of the alkali-metal group discovered as a disintegration product of actinium and obtained artificially by the bombardment of thorium with protons (identified 1946)[Terminology] chemistry------------------------------------------------------------ -
3 lithium
[English Word] lithium[Swahili Word] lithi[Part of Speech] noun[Class] 9[Dialect] recent[English Definition] a soft silver-white element of the alkali metal group that is the lightest metal known and that is used in chemical synthesis and storage batteries (identified 1818)[Terminology] chemistry------------------------------------------------------------ -
4 potassium
[English Word] potassium[Swahili Word] kali[Part of Speech] noun[Class] 9[Dialect] recent[English Definition] a silver-white soft light low-melting univalent metallic element of the alkali metal group that occurs abundantly in nature especially combined in minerals (identified circa 1807)[Terminology] chemistry------------------------------------------------------------ -
5 rubidium
[English Word] rubidium[Swahili Word] rubidi[Part of Speech] noun[Class] 9[Dialect] recent[English Definition] a soft silvery metallic element of the alkali metal group that reacts violently with water and bursts into flame spontaneously in air (identified 1861)[Terminology] chemistry------------------------------------------------------------ -
6 sodium
[English Word] sodium[Swahili Word] natiri[Part of Speech] noun[Class] 9[Dialect] recent[English Definition] a silver white soft waxy ductile element of the alkali metal group that occurs abundantly in nature in combined form and is very active chemically (identified 1807)[Terminology] chemistry------------------------------------------------------------
См. также в других словарях:
Alkali — (vom arabischen القلية / al qalya für Pottasche und Aschensalz ) bezeichnet: in der Chemie: Alkalien, chemische Verbindungen, die Eigenschaften einer Base zeigen Alkalimetalle, eine Gruppe von chemischen Elementen; Erdalkalimetalle, eine… … Deutsch Wikipedia
Alkali — Sn Laugensalz per. Wortschatz fach. (15. Jh.) Entlehnung. Entlehnt aus frz. alcali m. (ml. alkali), dieses aus span. álcali m. aus arab. al qalī, vulgäre Nebenform zu arab. al qily Laugensalz (Pottasche und Soda), zu arab. qalā im Topf kochen,… … Etymologisches Wörterbuch der deutschen sprache
Alkali — Al ka*li (?; 277), n.; pl. {Alkalis} or {Alkalies}. [F. alcali, ultimately fr. Ar. alqal[=i] ashes of the plant saltwort, fr. qalay to roast in a pan, fry.] 1. Soda ash; caustic soda, caustic potash, etc. [1913 Webster] 2. (Chem.) One of a class… … The Collaborative International Dictionary of English
alkali — (n.) late 14c., soda ash, from M.L. alkali, from Arabic al qaliy the ashes, burnt ashes (of saltwort, a plant growing in alkaline soils), from qala to roast in a pan. The modern chemistry sense is from 1813 … Etymology dictionary
alkali — [al′kə lī΄] n. pl. alkalies or alkalis [ME alkaly < Ar al qily, for al qili, the ashes (of saltwort) < qalai, to roast in a pan] 1. any base or hydroxide, as soda, potash, etc. that is soluble in water and gives a high concentration of… … English World dictionary
Alkăli — (Chem.), in der Mehrzahl Alkalien (Laugensalze), die den Säuren vorzüglich entgegengesetzt u. in elektrochemischer Beziehung positiv wirkenden, dieselben am vollständigsten neutralisirenden, u. dabei selbst ihre Eigenthümlichkeiten mehr od.… … Pierer's Universal-Lexikon
Alkali — Alkali, s. Alkalien … Meyers Großes Konversations-Lexikon
Alkali — Alkali. Das Wort A. wurde von den Arabern dem in der Asche der Strandpflanzen befindlichen kohlensauren Natron gegeben. Diese Benennung wurde dann auch auf das kohlensaure Ammoniak ausgedehnt so wie auf das kohlensaure Kali in der Asche der… … Herders Conversations-Lexikon
alkali — et dérivés (al ka li) Voy. alcali, etc … Dictionnaire de la Langue Française d'Émile Littré
alkali — [n] soluble base; opposite of an acid antacid, caustic soda, salt; concept 472 … New thesaurus
alkali — ► NOUN (pl. alkalis or US also alkalies) ▪ a compound, such as lime or caustic soda, with particular chemical properties including turning litmus blue and neutralizing or effervescing with acids. DERIVATIVES alkalize (also alkalise) verb. ORIGIN… … English terms dictionary
