Rhodium, the Glossary
Rhodium is a chemical element; it has symbol Rh and atomic number 45.[1]
Table of Contents
123 relations: Abundance of elements in Earth's crust, Acetic acid, Acid, Alkene, Alloy, Ammonium chloride, Ammonium hexachloroplatinate, Aqua regia, Atmosphere, Atomic number, Atomic orbital, Benzene, Beta decay, BINAP, Bowieite, Bullion, Bullion coin, Catalysis, Catalytic converter, Chemical element, Chemical reaction, Chemical symbol, Chlorine, Colored gold, Contact resistance, Copper, Corrosion, Cyclohexane, Dalton (unit), Decay product, Density, Discovery of chemical elements, Double bond, Electrical resistance and conductance, Electrode, Electron capture, Electron shell, Electroplating, Enantioselective synthesis, Gold, Greater Sudbury, Greek language, Ground state, Group 9 element, Guinness World Records, Half-life, Hydroformylation, Hydrogenation, Immediately dangerous to life or health, Isotope, ... Expand index (73 more) »
- Chemical elements with face-centered cubic structure
- Noble metals
- Platinum-group metals
Abundance of elements in Earth's crust
The abundance of elements in Earth's crust is shown in tabulated form with the estimated crustal abundance for each chemical element shown as mg/kg, or parts per million (ppm) by mass (10,000 ppm.
See Rhodium and Abundance of elements in Earth's crust
Acetic acid
Acetic acid, systematically named ethanoic acid, is an acidic, colourless liquid and organic compound with the chemical formula (also written as,, or). Vinegar is at least 4% acetic acid by volume, making acetic acid the main component of vinegar apart from water.
Acid
An acid is a molecule or ion capable of either donating a proton (i.e. hydrogen ion, H+), known as a Brønsted–Lowry acid, or forming a covalent bond with an electron pair, known as a Lewis acid.
See Rhodium and Acid
Alkene
In organic chemistry, an alkene, or olefin, is a hydrocarbon containing a carbon–carbon double bond.
Alloy
An alloy is a mixture of chemical elements of which in most cases at least one is a metallic element, although it is also sometimes used for mixtures of elements; herein only metallic alloys are described.
Ammonium chloride
Ammonium chloride is an inorganic chemical compound with the chemical formula, also written as.
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Ammonium hexachloroplatinate
Ammonium hexachloroplatinate, also known as ammonium chloroplatinate, is the inorganic compound with the formula (NH4)2.
See Rhodium and Ammonium hexachloroplatinate
Aqua regia
Aqua regia (from Latin, "regal water" or "royal water") is a mixture of nitric acid and hydrochloric acid, optimally in a molar ratio of 1:3.
Atmosphere
An atmosphere is a layer of gasses that envelop an astronomical object, held in place by the gravity of the object.
Atomic number
The atomic number or nuclear charge number (symbol Z) of a chemical element is the charge number of an atomic nucleus.
Atomic orbital
In quantum mechanics, an atomic orbital is a function describing the location and wave-like behavior of an electron in an atom.
See Rhodium and Atomic orbital
Benzene
Benzene is an organic chemical compound with the molecular formula C6H6. The benzene molecule is composed of six carbon atoms joined in a planar hexagonal ring with one hydrogen atom attached to each. Because it contains only carbon and hydrogen atoms, benzene is classed as a hydrocarbon. Benzene is a natural constituent of petroleum and is one of the elementary petrochemicals.
Beta decay
In nuclear physics, beta decay (β-decay) is a type of radioactive decay in which an atomic nucleus emits a beta particle (fast energetic electron or positron), transforming into an isobar of that nuclide.
BINAP
BINAP (2,2′-bis(diphenylphosphino)-1,1′-binaphthyl) is an organophosphorus compound.
Bowieite
Bowieite is a rhodium-iridium-platinum sulfide mineral, found in platinum-alloy nuggets from Goodnews Bay, Alaska.
Bullion
Bullion is non-ferrous metal that has been refined to a high standard of elemental purity.
Bullion coin
A bullion coin (also known as a specie) is a coin struck from highly refined precious metal (bullion) and kept as a store of value or an investment rather than used in day-to-day commerce.
Catalysis
Catalysis is the increase in rate of a chemical reaction due to an added substance known as a catalyst.
Catalytic converter
A catalytic converter is an exhaust emission control device which converts toxic gases and pollutants in exhaust gas from an internal combustion engine into less-toxic pollutants by catalyzing a redox reaction.
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Chemical element
A chemical element is a chemical substance that cannot be broken down into other substances by chemical reactions. Rhodium and chemical element are chemical elements.
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Chemical reaction
A chemical reaction is a process that leads to the chemical transformation of one set of chemical substances to another.
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Chemical symbol
Chemical symbols are the abbreviations used in chemistry, mainly for chemical elements; but also for functional groups, chemical compounds, and other entities. Rhodium and chemical symbol are chemical elements.
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Chlorine
Chlorine is a chemical element; it has symbol Cl and atomic number 17. Rhodium and Chlorine are chemical elements.
Colored gold
Colored gold is the name given to any gold that has been treated using techniques to change its natural color.
Electrical contact resistance (ECR, or simply contact resistance) is resistance to the flow of electric current caused by incomplete contact of the surfaces through which the current is flowing, and by films or oxide layers on the contacting surfaces.
See Rhodium and Contact resistance
Copper
Copper is a chemical element; it has symbol Cu and atomic number 29. Rhodium and Copper are chemical elements, chemical elements with face-centered cubic structure, native element minerals and transition metals.
Corrosion
Corrosion is a natural process that converts a refined metal into a more chemically stable oxide.
Cyclohexane
Cyclohexane is a cycloalkane with the molecular formula.
Dalton (unit)
The dalton or unified atomic mass unit (symbols: Da or u) is a non-SI unit of mass defined as of the mass of an unbound neutral atom of carbon-12 in its nuclear and electronic ground state and at rest.
Decay product
In nuclear physics, a decay product (also known as a daughter product, daughter isotope, radio-daughter, or daughter nuclide) is the remaining nuclide left over from radioactive decay.
Density
Density (volumetric mass density or specific mass) is a substance's mass per unit of volume.
Discovery of chemical elements
The discoveries of the 118 chemical elements known to exist as of 2024 are presented here in chronological order.
See Rhodium and Discovery of chemical elements
Double bond
In chemistry, a double bond is a covalent bond between two atoms involving four bonding electrons as opposed to two in a single bond.
Electrical resistance and conductance
The electrical resistance of an object is a measure of its opposition to the flow of electric current.
See Rhodium and Electrical resistance and conductance
Electrode
An electrode is an electrical conductor used to make contact with a nonmetallic part of a circuit (e.g. a semiconductor, an electrolyte, a vacuum or air).
Electron capture
Electron capture (K-electron capture, also K-capture, or L-electron capture, L-capture) is a process in which the proton-rich nucleus of an electrically neutral atom absorbs an inner atomic electron, usually from the K or L electron shells.
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Electron shell
In chemistry and atomic physics, an electron shell may be thought of as an orbit that electrons follow around an atom's nucleus.
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Electroplating
Electroplating, also known as electrochemical deposition or electrodeposition, is a process for producing a metal coating on a solid substrate through the reduction of cations of that metal by means of a direct electric current.
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Enantioselective synthesis
Enantioselective synthesis, also called asymmetric synthesis, is a form of chemical synthesis.
See Rhodium and Enantioselective synthesis
Gold
Gold is a chemical element; it has symbol Au (from the Latin word aurum) and atomic number 79. Rhodium and Gold are chemical elements, chemical elements with face-centered cubic structure, native element minerals, noble metals and transition metals.
See Rhodium and Gold
Greater Sudbury
Sudbury, officially the City of Greater Sudbury, is the largest city in Northern Ontario by population, with a population of 166,004 at the 2021 Canadian Census.
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Greek language
Greek (Elliniká,; Hellēnikḗ) is an independent branch of the Indo-European family of languages, native to Greece, Cyprus, Italy (in Calabria and Salento), southern Albania, and other regions of the Balkans, the Black Sea coast, Asia Minor, and the Eastern Mediterranean.
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Ground state
The ground state of a quantum-mechanical system is its stationary state of lowest energy; the energy of the ground state is known as the zero-point energy of the system.
Group 9 element
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Guinness World Records
Guinness World Records, known from its inception in 1955 until 1999 as The Guinness Book of Records and in previous United States editions as The Guinness Book of World Records, is a British reference book published annually, listing world records both of human achievements and the extremes of the natural world.
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Half-life
Half-life (symbol) is the time required for a quantity (of substance) to reduce to half of its initial value.
Hydroformylation
In organic chemistry, hydroformylation, also known as oxo synthesis or oxo process, is an industrial process for the production of aldehydes from alkenes.
See Rhodium and Hydroformylation
Hydrogenation
Hydrogenation is a chemical reaction between molecular hydrogen (H2) and another compound or element, usually in the presence of a catalyst such as nickel, palladium or platinum.
The term immediately dangerous to life or health (IDLH) is defined by the US National Institute for Occupational Safety and Health (NIOSH) as exposure to airborne contaminants that is "likely to cause death or immediate or delayed permanent adverse health effects or prevent escape from such an environment." Examples include smoke or other poisonous gases at sufficiently high concentrations.
See Rhodium and Immediately dangerous to life or health
Isotope
Isotopes are distinct nuclear species (or nuclides) of the same chemical element.
Isotopes of rhodium
Naturally occurring rhodium (45Rh) is composed of only one stable isotope, 103Rh.
See Rhodium and Isotopes of rhodium
Jewellery
Jewellery (or jewelry in American English) consists of decorative items worn for personal adornment, such as brooches, rings, necklaces, earrings, pendants, bracelets, and cufflinks.
Journal of the Chemical Society
The Journal of the Chemical Society was a scientific journal established by the Chemical Society in 1849 as the Quarterly Journal of the Chemical Society.
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Lead
Lead is a chemical element; it has symbol Pb (from Latin plumbum) and atomic number 82. Rhodium and Lead are chemical elements, chemical elements with face-centered cubic structure and native element minerals.
See Rhodium and Lead
Mammography
Mammography (also called mastography: DICOM modality.
In toxicology, the median lethal dose, LD50 (abbreviation for "lethal dose, 50%"), LC50 (lethal concentration, 50%) or LCt50 is a toxic unit that measures the lethal dose of a given substance.
See Rhodium and Median lethal dose
Melting point
The melting point (or, rarely, liquefaction point) of a substance is the temperature at which it changes state from solid to liquid.
Menthol
Menthol is an organic compound, more specifically a monoterpenoid, made synthetically or obtained from the oils of corn mint, peppermint, or other mints.
Meteorite
A meteorite is a rock that originated in outer space and has fallen to the surface of a planet or moon.
Methanol
Methanol (also called methyl alcohol and wood spirit, amongst other names) is an organic chemical compound and the simplest aliphatic alcohol, with the chemical formula (a methyl group linked to a hydroxyl group, often abbreviated as MeOH).
Mineral
In geology and mineralogy, a mineral or mineral species is, broadly speaking, a solid substance with a fairly well-defined chemical composition and a specific crystal structure that occurs naturally in pure form.
Monsanto process
The Monsanto process is an industrial method for the manufacture of acetic acid by catalytic carbonylation of methanol.
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National Institute for Occupational Safety and Health
The National Institute for Occupational Safety and Health (NIOSH) is the United States federal agency responsible for conducting research and making recommendations for the prevention of work-related injury and illness.
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Neutron detection
Neutron detection is the effective detection of neutrons entering a well-positioned detector.
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Nickel sulfide
Nickel sulfide is any inorganic compound with the formula NiSx.
See Rhodium and Nickel sulfide
Niobium
Niobium is a chemical element; it has symbol Nb (formerly columbium, Cb) and atomic number 41. Rhodium and Niobium are chemical elements, native element minerals and transition metals.
Nitric acid
Nitric acid is the inorganic compound with the formula.
Nitrogen
Nitrogen is a chemical element; it has symbol N and atomic number 7. Rhodium and Nitrogen are chemical elements.
A noble metal is ordinarily regarded as a metallic chemical element that is generally resistant to corrosion and is usually found in nature in its raw form. Rhodium and noble metal are noble metals.
NOx
In atmospheric chemistry, is shorthand for nitric oxide and nitrogen dioxide, the nitrogen oxides that are most relevant for air pollution.
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Nuclear isomer
A nuclear isomer is a metastable state of an atomic nucleus, in which one or more nucleons (protons or neutrons) occupy excited state (higher energy) levels.
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Nuclear reactor
A nuclear reactor is a device used to initiate and control a fission nuclear chain reaction or nuclear fusion reactions.
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Occupational Safety and Health Administration
The Occupational Safety and Health Administration (OSHA) is a regulatory agency of the United States Department of Labor that originally had federal visitorial powers to inspect and examine workplaces.
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Osmium
Osmium is a chemical element; it has symbol Os and atomic number 76. Rhodium and Osmium are chemical elements, native element minerals, noble metals, platinum-group metals and transition metals.
Oxford University Press
Oxford University Press (OUP) is the publishing house of the University of Oxford.
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Oxidation state
In chemistry, the oxidation state, or oxidation number, is the hypothetical charge of an atom if all of its bonds to other atoms were fully ionic.
See Rhodium and Oxidation state
Oxide
An oxide is a chemical compound containing at least one oxygen atom and one other element in its chemical formula.
Oxygen
Oxygen is a chemical element; it has symbol O and atomic number 8. Rhodium and Oxygen are chemical elements.
Palladium
Palladium is a chemical element; it has symbol Pd and atomic number 46. Rhodium and Palladium are chemical elements, chemical elements with face-centered cubic structure, native element minerals, noble metals, platinum-group metals and transition metals.
Palo Verde Nuclear Generating Station
The Palo Verde Generating Station is a nuclear power plant located near Tonopah, Arizona, in western Arizona.
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Parts-per notation
In science and engineering, the parts-per notation is a set of pseudo-units to describe small values of miscellaneous dimensionless quantities, e.g. mole fraction or mass fraction.
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Paul McCartney
Sir James Paul McCartney (born 18 June 1942) is an English singer, songwriter and musician who gained worldwide fame with the Beatles, for whom he played bass guitar and shared primary songwriting and lead vocal duties with John Lennon.
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Periodic Videos
Periodic Videos (also known as The Periodic Table of Videos) is a video project and YouTube channel on chemistry.
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Permissible exposure limit
The permissible exposure limit (PEL or OSHA PEL) is a legal limit in the United States for exposure of an employee to a chemical substance or physical agent such as high level noise.
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Philosophical Transactions of the Royal Society
Philosophical Transactions of the Royal Society is a scientific journal published by the Royal Society.
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Platinum
Platinum is a chemical element; it has symbol Pt and atomic number 78. Rhodium and Platinum are chemical elements, chemical elements with face-centered cubic structure, native element minerals, noble metals, platinum-group metals and transition metals.
Platinum group
The platinum-group metals (PGMs), also known as the platinoids, platinides, platidises, platinum group, platinum metals, platinum family or platinum-group elements (PGEs), are six noble, precious metallic elements clustered together in the periodic table. Rhodium and platinum group are platinum-group metals.
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Potato
The potato is a starchy root vegetable native to the Americas that is consumed as a staple food in many parts of the world.
Precious metals are rare, naturally occurring metallic chemical elements of high economic value.
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Radioactive decay
Radioactive decay (also known as nuclear decay, radioactivity, radioactive disintegration, or nuclear disintegration) is the process by which an unstable atomic nucleus loses energy by radiation.
See Rhodium and Radioactive decay
Radionuclide
A radionuclide (radioactive nuclide, radioisotope or radioactive isotope) is a nuclide that has excess numbers of either neutrons or protons, giving it excess nuclear energy, and making it unstable.
Recommended exposure limit
A recommended exposure limit (REL) is an occupational exposure limit that has been recommended by the United States National Institute for Occupational Safety and Health.
See Rhodium and Recommended exposure limit
Redox
Redox (reduction–oxidation or oxidation–reduction) is a type of chemical reaction in which the oxidation states of the reactants change.
Reflectance
The reflectance of the surface of a material is its effectiveness in reflecting radiant energy.
Relative atomic mass
Relative atomic mass (symbol: A; sometimes abbreviated RAM or r.a.m.), also known by the deprecated synonym atomic weight, is a dimensionless physical quantity defined as the ratio of the average mass of atoms of a chemical element in a given sample to the atomic mass constant.
See Rhodium and Relative atomic mass
Rhodium hexafluoride
Rhodium hexafluoride, also rhodium(VI) fluoride, (RhF6) is the inorganic compound of rhodium and fluorine.
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Rhodium pentafluoride
Rhodium pentafluoride is an inorganic compound with the formula Rh4F20.
See Rhodium and Rhodium pentafluoride
Rhodium trifluoride
Rhodium(III) fluoride or rhodium trifluoride is the inorganic compound with the formula RhF3.
See Rhodium and Rhodium trifluoride
Rhodium(III) chloride
Rhodium(III) chloride refers to inorganic compounds with the formula RhCl3(H2O)n, where n varies from 0 to 3.
See Rhodium and Rhodium(III) chloride
Rhodplumsite
Rhodplumsite is a rare rhodium-lead sulfide mineral, chemical formula Rh3Pb2S2.
Ruthenium
Ruthenium is a chemical element; it has symbol Ru and atomic number 44. Rhodium and Ruthenium are chemical elements, native element minerals, noble metals, platinum-group metals and transition metals.
Silver
Silver is a chemical element; it has symbol Ag (derived from Proto-Indo-European ''*h₂erǵ'')) and atomic number 47. A soft, white, lustrous transition metal, it exhibits the highest electrical conductivity, thermal conductivity, and reflectivity of any metal. The metal is found in the Earth's crust in the pure, free elemental form ("native silver"), as an alloy with gold and other metals, and in minerals such as argentite and chlorargyrite. Rhodium and silver are chemical elements, chemical elements with face-centered cubic structure, native element minerals, noble metals and transition metals.
Silver sulfide
Silver sulfide is an inorganic compound with the formula.
See Rhodium and Silver sulfide
Sodium chloride
Sodium chloride, commonly known as edible salt, is an ionic compound with the chemical formula NaCl, representing a 1:1 ratio of sodium and chlorine ions.
See Rhodium and Sodium chloride
Sodium hydroxide
Sodium hydroxide, also known as lye and caustic soda, is an inorganic compound with the formula.
See Rhodium and Sodium hydroxide
South America
South America is a continent entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a considerably smaller portion in the Northern Hemisphere.
Spark plug
A spark plug (sometimes, in British English, a sparking plug, and, colloquially, a plug) is a device for delivering electric current from an ignition system to the combustion chamber of a spark-ignition engine to ignite the compressed fuel/air mixture by an electric spark, while containing combustion pressure within the engine.
Spent nuclear fuel
Spent nuclear fuel, occasionally called used nuclear fuel, is nuclear fuel that has been irradiated in a nuclear reactor (usually at a nuclear power plant).
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Sterling silver
Sterling silver is an alloy composed by weight of 92.5% silver and 7.5% other metals, usually copper.
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The Independent
The Independent is a British online newspaper.
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Thermocouple
A thermocouple, also known as a "thermoelectrical thermometer", is an electrical device consisting of two dissimilar electrical conductors forming an electrical junction.
Tonne
The tonne (or; symbol: t) is a unit of mass equal to 1,000 kilograms.
Toxicology and Applied Pharmacology
Toxicology and Applied Pharmacology is a semi-monthly peer-reviewed scientific journal covering research pertaining to the action of chemicals, drugs, or natural products on animals or humans.
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In chemistry, a transition metal (or transition element) is a chemical element in the d-block of the periodic table (groups 3 to 12), though the elements of group 12 (and less often group 3) are sometimes excluded. Rhodium and transition metal are transition metals.
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Ural Mountains
The Ural Mountains (p), or simply the Urals, are a mountain range in Eurasia that runs north–south mostly through the Russian Federation, from the coast of the Arctic Ocean to the river Ural and northwestern Kazakhstan.
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Uranium-235
Uranium-235 (235U or U-235) is an isotope of uranium making up about 0.72% of natural uranium.
Valence electron
In chemistry and physics, valence electrons are electrons in the outermost shell of an atom, and that can participate in the formation of a chemical bond if the outermost shell is not closed.
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Volvo
The Volvo Group (Volvokoncernen; legally Aktiebolaget Volvo, shortened to AB Volvo, stylized as VOLVO) is a Swedish multinational manufacturing corporation headquartered in Gothenburg.
Wilkinson's catalyst
Wilkinson's catalyst (chlorido­tris(triphenylphosphine)­rhodium(I)) is a coordination complex of rhodium with the formula, where 'Ph' denotes a phenyl group. It is a red-brown colored solid that is soluble in hydrocarbon solvents such as benzene, and more so in tetrahydrofuran or chlorinated solvents such as dichloromethane.
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William Hyde Wollaston
William Hyde Wollaston (6 August 1766 – 22 December 1828) was an English chemist and physicist who is famous for discovering the chemical elements palladium and rhodium.
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Zinc
Zinc is a chemical element with the symbol Zn and atomic number 30. Rhodium and Zinc are chemical elements, native element minerals and transition metals.
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2000s commodities boom
The 2000s commodities boom or the commodities super cycle was the rise of many physical commodity prices (such as those of food, oil, metals, chemicals and fuels) during the early 21st century (2000–2014), following the Great Commodities Depression of the 1980s and 1990s.
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2020s commodities boom
The 2020s commodities boom refers to the rise of many commodity prices in the early 2020s following the COVID-19 pandemic.
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See also
Chemical elements with face-centered cubic structure
- Actinium
- Aluminium
- Astatine
- Calcium
- Copper
- Einsteinium
- Fermium
- Gold
- Iridium
- Lead
- Meitnerium
- Mendelevium
- Nickel
- Nobelium
- Oganesson
- Palladium
- Platinum
- Rhodium
- Silver
- Strontium
- Thorium
- Ytterbium
Noble metals
- Gold
- Iridium
- Noble metal
- Osmium
- Palladium
- Platinum
- Precious metals
- Rhenium
- Rhodium
- Ruthenium
- Silver
- Tantalum
Platinum-group metals
References
[1] https://en.wikipedia.org/wiki/Rhodium
Also known as 45Rh, Applications of rhodium, Compounds of rhodium, Element 45, History of rhodium, Properties of rhodium, Rh (element), Rhodic, Rhodium applications, Rhodium compound, Rhodium compounds, Rhodium mining, Rhodium uses, Rodium, Uses of rhodium.
, Isotopes of rhodium, Jewellery, Journal of the Chemical Society, Lead, Mammography, Median lethal dose, Melting point, Menthol, Meteorite, Methanol, Mineral, Monsanto process, National Institute for Occupational Safety and Health, Neutron detection, Nickel sulfide, Niobium, Nitric acid, Nitrogen, Noble metal, NOx, Nuclear isomer, Nuclear reactor, Occupational Safety and Health Administration, Osmium, Oxford University Press, Oxidation state, Oxide, Oxygen, Palladium, Palo Verde Nuclear Generating Station, Parts-per notation, Paul McCartney, Periodic Videos, Permissible exposure limit, Philosophical Transactions of the Royal Society, Platinum, Platinum group, Potato, Precious metal, Radioactive decay, Radionuclide, Recommended exposure limit, Redox, Reflectance, Relative atomic mass, Rhodium hexafluoride, Rhodium pentafluoride, Rhodium trifluoride, Rhodium(III) chloride, Rhodplumsite, Ruthenium, Silver, Silver sulfide, Sodium chloride, Sodium hydroxide, South America, Spark plug, Spent nuclear fuel, Sterling silver, The Independent, Thermocouple, Tonne, Toxicology and Applied Pharmacology, Transition metal, Ural Mountains, Uranium-235, Valence electron, Volvo, Wilkinson's catalyst, William Hyde Wollaston, Zinc, 2000s commodities boom, 2020s commodities boom.