Iridium compounds: Iridium compounds are compounds containing the element iridium (Ir). Iridium forms compounds in oxidation states between −3 and +9, but the most common oxidation states are +1, +3, and +4. (Chemistry) [100%] 2023-12-20 [Iridium] [Iridium compounds]...
Iridium compounds: Iridium compounds are compounds containing the element iridium (Ir). Iridium forms compounds in oxidation states between −3 and +9, but the most common oxidation states are +1, +2, +3, and +4. [100%] 2024-12-05 [Iridium] [Iridium compounds]...
Iridium: Iridium is a chemical element with the symbol Ir and atomic number 77. A very hard, brittle, silvery-white transition metal of the platinum group, iridium is considered to be the second-densest naturally occurring metal (after osmium) with a ... (chemical element with atomic number 77) [74%] 2021-12-23 [Iridium] [Chemical elements]...
Iridium: Iridium is an element in the transition metals class of the periodic table. It is hard and lustrous, and is perhaps the most corrosion-resistant metal known. [74%] 2023-02-26 [Elements] [Metals]...
Iridium: Iridium, one of the metals of the platinum group, discovered in 1802 by Smithson Tennant during the examination of the residue left when platinum ores are dissolved in aqua regia; the element occurs in platinum ores in the form of ... [74%] 2022-09-02
Iridium: Iridium is a metallic element. It is a dense, very hard, brittle, silvery-white transition metal of the platinum group. [74%] 2023-01-30
Iridium: Iridium is a chemical element with the symbol Ir and atomic number 77. A very hard, brittle, silvery-white transition metal of the platinum group, iridium is considered to be the second-densest metal (after osmium) with a density of ... (Chemistry) [74%] 2023-08-26 [Iridium] [Chemical elements]...
Iridium: Iridium (chemical symbol Ir, atomic number 77) is a dense, hard, brittle, silvery-white transition metal of the platinum family. It occurs in natural alloys with platinum or osmium and is notable for being the most corrosion-resistant element known ... [74%] 2023-02-03
Iridium: Iridium es el nombre de una constelación de 66 satélites de comunicaciones que giran alrededor de la Tierra en 6 órbitas bajas LEO (Low Earth Orbit), a una altura aproximada de 780 km de la tierra. Cada una de las ... [74%] 2024-06-22
Iridium (téléphonie par satellite): Pour les articles homonymes, voir Iridium (homonymie). modifier Iridium est un système de téléphonie par satellite reposant sur une constellation de satellites circulant sur une orbite terrestre basse. (Téléphonie par satellite) [74%] 2025-03-07
Isidium: An isidium is a vegetative reproductive structure present in some lichens. Isidia are outgrowths of the thallus surface, and are corticated (i.e., containing the outermost layer of the thallus), usually with a columnar structure, and consisting of both fungal ... (Terminology for morphology of a lichen reproductive structure) [64%] 2024-09-24 [Lichenology] [Fungal morphology and anatomy]...
Compound: A compound is a molecule which is composed of more than one element. Table salt, for example, is sodium chloride (NaCl), a compound composed of the elements sodium (Na) and chlorine (Cl) in a 1:1 ratio. [58%] 2023-02-18 [Chemistry]
Compound: Compound, a combination of various elements, substances or ingredients, so as to form one composite whole. A “chemical compound” is a substance which can be resolved into simple constituents, as opposed to an element which cannot be so resolved (see ... [58%] 2022-09-02
Compound: Articles Most recent articles on Compound Most cited articles on Compound Review articles on Compound Articles on Compound in N Eng J Med, Lancet, BMJ Media Powerpoint slides on Compound Images of Compound Photos of Compound Podcasts & MP3s on Compound ... [58%] 2023-11-26
Compound (linguistics): This original article is about compounds in linguistics. Its aim is to provide properly sourced information about compounds, in part to support their treatment in dictionaries. (Linguistics) [58%] 2024-01-02 [Linguistics]
Compound (linguistics): In linguistics, a compound is a lexeme (less precisely, a word or sign) that consists of more than one stem. Compounding, composition or nominal composition is the process of word formation that creates compound lexemes. (Linguistics) [58%] 2024-01-02 [Syntax] [Word coinage]...
Chemical compound#Catalogs#Organic compounds: This page aims to list well-known organic compounds, including organometallic compounds. Note that purely inorganic compounds, minerals, and chemical elements are not included. [55%] 2024-08-23
Iminium: An iminium salt or cation in organic chemistry has the general structure [RRC=NRR] and is as such a protonated or substituted imine . It is an intermediate in many organic reactions such as the Beckmann rearrangement, Vilsmeier-Haack reaction, Stephen ... [53%] 2023-12-13
Iranium: Iranium is a 2011 documentary film by director Alex Traiman, Written and Distributed by Clarion Fund. The film discusses Iranian foreign policy and Iran – United States relations, including the Iran hostage crisis and the 1979 Iranian Revolution and takeover by ... [53%] 2025-01-20 [Documentary films about nuclear war and weapons] [Documentary films about politics]...
Ixeridium: Ixeridium is a genus of Asian flowering plants in the family Asteraceae. (Genus of flowering plants) [53%] 2024-12-28 [Cichorieae] [Asteraceae genera]...
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