Rhenium

Rarity: Rare

A topic known well beyond its field, found in many languages.

Rarity follows how well known the article is: its views on the French and English Wikipedia over a year, and the number of languages it exists in.

At a glance

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Notion

Domain

Science and technology

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What Wikipedia says

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.

Excerpt from the Wikipedia article “Rhenium”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Alchemist-hp (talk) (www.pse-mendelejew.de), FAL, via Wikimedia Commons.