Arsenate

Rarity: Uncommon

A topic a little better known than average, read and translated beyond its own country.

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Notion

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Science and technology

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What Wikipedia says

The arsenate is an ion with the chemical formula AsO3−4. Bonding in arsenate consists of a central arsenic atom, with oxidation state +5, double bonded to one oxygen atom and single bonded to a further three oxygen atoms. The four oxygen atoms orient around the arsenic atom in a tetrahedral geometry.

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

Image: Ed (Edgar181), Public domain, via Wikimedia Commons.