Rhenium - Wikipedia
Rhenium is a chemical element; it has symbol Re and atomic number 75. It is a silvery-gray, heavy, third-row transition metal in group 7 of the periodic table. With an estimated average concentration of 1 part per billion (ppb), rhenium is one of the rarest elements in the Earth's crust.
Rhenium | Re (Element) - PubChem
Rhenium is a chemical element with symbol Re and atomic number 75. Classified as a transition metal, Rhenium is a solid at room temperature.
Rhenium (Re) - Periodic Table
Rhenium is the 75th element in the periodic table and has a symbol of Re and atomic number of 75. It has an atomic weight of 186.207 and a mass number of 187. Rhenium has seventy-five protons and one hundred twelve neutrons in its nucleus, and seventy-five electrons in six shells.
Rhenium - Element information, properties and uses | Periodic ...
Rhenium is used as an additive to tungsten- and molybdenum-based alloys to give useful properties. These alloys are used for oven filaments and x-ray machines. It is also used as an electrical contact material as it resists wear and withstands arc corrosion.
Rhenium (Re) - Periodic Table
Rhenium is a chemical element of the periodic table with chemical symbol Re and atomic number 75 with an atomic weight of 186.207 u and is classed as transition metal and is part of group 7 (manganese group). Rhenium is solid at room temperature.
Rhenium | Chemical Element, Alloying Agent | Britannica
Rhenium (Re), chemical element, a very rare metal of Group 7 (VIIb) of the periodic table and one of the densest elements. Predicted by the Russian chemist Dmitry Ivanovich Mendeleyev (1869) as chemically related to manganese, rhenium was …
Rhenium Facts – Element Re or Atomic Number 75
2024年10月5日 · Rhenium (symbol Re and atomic number 75) is a dense silvery transition metal. It is one of the rarest metals and has the second highest melting point, after tungsten . Rhenium is important in jet engines, catalysts, and cancer therapies.
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