RHENIUM

Rhenium

Rhenium is a chemical element with the symbol Re and atomic number 75. It is a silvery-white, heavy, third-row transition metal in group 7 of the periodic table. With an estimated average concentration of 1 part per billion, rhenium is one of the rarest elements in the Earth's crust. The free element has the third-highest melting point and highest boiling point of any element. Rhenium resembles manganese chemically and is obtained as a by-product of molybdenum and copper ore's extraction and refinement. Rhenium shows in its compounds a wide variety of oxidation states ranging from −1 to +7.

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rhenium

Noun

  1. A metallic chemical element (symbol Re) with an atomic number of 75.


The above text is a snippet from Wiktionary: rhenium
and as such is available under the Creative Commons Attribution/Share-Alike License.

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