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Iridium is a
chemical element; it has
symbol Ir and
atomic number 77. A very hard, brittle, silvery-white
transition metal of the
platinum group, it is...
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Iridium tetrabromide is a
binary inorganic chemical compound of
iridium and
bromine with the
chemical formula IrBr4. This is a salt of
iridium metal and...
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Iridium Communications Inc. (formerly
Iridium Satellite LLC) is a
publicly traded American company headquartered in McLean, Virginia,
United States. Iridium...
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There are two
natural isotopes of
iridium (77Ir), and 37 radioisotopes, the most
stable radioisotope being 192Ir with a half-life of 73.83 days, and many...
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Iridium trifluoride is a
binary chemical compound of
iridium and
fluorine with the
chemical formula IrF 3.
Reduction of
iridium hexafluoride by metallic...
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Iridium(II)
chloride is an
inorganic chemical compound of
iridium metal and
chlorine with the
chemical formula IrCl2. This is a
metal salt of
iridium...
- Look up
Iridium or
iridium in Wiktionary, the free dictionary.
Iridium is a
chemical element with
symbol Ir and
atomic number 77.
Iridium may also refer...
- The term
iridium anomaly commonly refers to an
unusual abundance of the
chemical element iridium in a
layer of rock
strata at the Cretaceous–Paleogene...
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Iridium-192 (symbol 192Ir) is a
radioactive isotope of
iridium, with a half-life of 73.827 days. It
decays by
emitting beta (β)
particles and
gamma (γ)...
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Iridium hexafluoride, also
iridium(VI) fluoride, (IrF6) is a
compound of
iridium and
fluorine and one of the
seventeen known binary hexafluorides. It is...
