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osmium 音标拼音: ['ɑzmiəm]

n. 锇

锇

WordNet (r) 3.0 (2006) (WordNet)

osmium
n 1: a hard brittle blue-grey or blue-black metallic element
that is one of the platinum metals; the heaviest metal
known [synonym: {osmium}, {Os}, {atomic number 76}]

The Collaborative International Dictionary of English v.0.48 (gcide)

osmium \os"mi*um\ ([o^]z"m[i^]*[u^]m), n. [Gr. 'osmh` a smell,
odor, akin to 'o`zein to smell. So named in allusion to the
strong chlorinelike odor of osmic tetroxide. See {Odor}.]
(Chem.)
A rare metallic element of the platinum group with atomic
number 76. It is found native as an alloy in platinum ore,
and in iridosmine. It is a hard, infusible, bluish or grayish
white metal, and the heaviest substance known. Its tetroxide
is used in histological experiments to stain tissues. Symbol
{Os}. Atomic weight 190.2. Specific gravity 22.477.
[1913 Webster PJC]

The Elements Database (element)

osmium
Symbol: Os
Atomic number: 76
Atomic weight: 190.2
Hard blue-white metallic transition element. Found with platinum and
used
in some alloys with platinum and iridium.

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Osmium - Wikipedia
Osmium (from Ancient Greek ὀσμή (osmḗ) 'smell') is a chemical element; it has symbol Os and atomic number 76 It is a hard, brittle, bluish-white transition metal in the platinum group It was discovered in 1803 by Smithson Tennant, who named it for the characteristic smell of its volatile oxide Osmium has the highest density of any stable element and one of the lowest abundances in
Osmium | Definition, Properties, Uses, Facts | Britannica
Osmium, chemical element, one of the platinum metals of the periodic table and the densest naturally occurring element A gray-white metal, osmium is very hard, brittle, and difficult to work, even at high temperatures Pure osmium metal does not occur in nature
Osmium: The Rarest Precious Metal Explained—Why Collectors And . . .
Discover osmium, the rarest and densest precious metal, prized for its shimmering blue-gray crystals and extreme scarcity Learn why collectors, scientists, and investors are fascinated by its unique properties, challenges in sourcing, investment potential, and the ethical considerations behind owning this extraordinary element
Osmium | History, Uses, Facts, Physical Chemical Characteristics
Osmium is a Nobel metal and belongs to the platinum family It is the densest and corrosion-resistant element It was discovered in 1803
Osmium - Element information, properties and uses | Periodic Table
Element Osmium (Os), Group 8, Atomic Number 76, d-block, Mass 190 23 Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images
Osmium Os 76 - Los Alamos National Laboratory
Osmium (Os) is a platinum group metal known for its extreme density and durability Element 76 is among the least abundant stable elements in Earth’s crust
Osmium | Os | CID 23937 - PubChem
Osmium | Os | CID 23937 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety hazards toxicity information, supplier lists, and more
Osmium - Simple English Wikipedia, the free encyclopedia
Osmium has a blue-grey hue and is the densest stable element; it is about twice as dense as lead and slightly denser than iridium Osmium is a hard but brittle metal that stays shiny even at high temperatures It has a very low squeezability Accordingly, its size module is extremely high, reported between 395 and 462 GPa, which is comparable to that of diamond (443 GPa) The hardness of
Osmium Element Facts - chemicool. com
Osmium is one of the platinum group metals These metals have similar properties and are often present in the same mineral ores – osmium and iridium were found by Smithson Tennant in a sample of crude platinum
Osmium - agmetals. com
Osmium A chemical element with the symbol Os and atomic number 76 Osmium is a rare, dense (22 59 g cm^3), and extremely hard metallic element that belongs to the platinum group of metals It is one of the least abundant elements on Earth and is highly valued for its unique properties Here’s a breakdown of Osmium’s properties: Rarity: Osmium is one of the rarest elements on Earth and is

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