Rhodium - Wikipedia
网页The element's major use (consuming about 80% of world rhodium production) is as one of the catalysts in the three-way catalytic converters in automobiles. Because rhodium metal is inert against corrosion and most aggressive chemicals, and because of its rarity, rhodium is usually alloyed with platinum or palladium and applied in high ...
Rhodium: Earth's Rarest and Most Expensive Precious Metal
网页2023年9月29日 · Discovered in the early 1800s from a chunk of smuggled platinum ore, rhodium is the most valuable precious metal on the planet today, used mainly for keeping car emissions in check.
Rhodium | Definition, Properties, Uses, & Facts | Britannica
网页2024年8月28日 · Rhodium, chemical element, one of the platinum metals of Groups 8–10 (VIIIb), Periods 5 and 6, of the periodic table, predominantly used as an alloying agent to harden platinum. Rhodium is a precious, silver-white metal, with a high reflectivity for light.
What Is Rhodium Used For? — Reclaim, Recycle, and Sell your Precious ...
网页2020年1月13日 · You probably know that rhodium, if plated onto brass, creates the impression of platinum or even white gold. If that is your answer, you would be correct. Until recently, rhodium was used extensively as thin plating on jewelry. However, due do a number of reasons – such as the fact that using rhodium for that purpose creates a …
Rhodium - Element information, properties and uses | Periodic Table
网页Uses. The major use of rhodium is in catalytic converters for cars (80%). It reduces nitrogen oxides in exhaust gases. Rhodium is also used as catalysts in the chemical industry, for making nitric acid, acetic acid and hydrogenation reactions.
The Ultimate Guide To Rhodium: Properties, Uses, And Applications
网页2023年7月25日 · This guide will provide a comprehensive overview of Rhodium, from its history and properties to its applications and uses. We will take a look at Rhodium’s physical, chemical, thermal, and electrical properties and its various uses in jewelry, industrial, automotive, and electronic applications.
Comprehensive Guide to Rhodium: Properties, Uses, and …
网页Rhodium is a rare and precious element with the atomic number 45, belonging to the platinum group of metals. It is known for its brilliance and resistance to oxidation. Often used in catalytic converters, Rhodium plays a crucial role in …
Facts About Rhodium - Live Science
网页2018年3月13日 · The main use for rhodium is in catalytic converters designed to clean vehicle emissions. Rhodium — often together with palladium and/or platinum — accomplishes this by reducing nitrogen oxide...
Learn About Rhodium, a Rare Platinum Group Metal - ThoughtCo
网页2019年6月25日 · Rhodium is a rare platinum group metal (PGM) that is chemically stable at high temperatures, resistant to corrosion and mainly used in the production of automobile catalytic converters. Properties. Atomic Symbol: Rh. Atomic Number: 45. Element Category: Transition metal. Density: 12.41 g/cm³. Melting Point: 3567°F (1964°C)
All about Rhodium, the Other Precious Metal
网页2014年8月21日 · It’s element 45 on the periodic table. How rare is rhodium? Rhodium is one of the rarest elements. It is estimated to make up only 0.0002 parts per million of the earth’s crust. The largest known concentrations of it are in the Ural Mountains in Russia, in South Africa, and in Ontario, Canada.
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