Lead dioxide

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

Lead(IV) oxide, commonly known as lead dioxide, is an inorganic compound with the chemical formula PbO2. It is an oxide where lead is in an oxidation state of +4. It is a dark-brown or black solid which is insoluble in water and slightly soluble in concentrated nitric and sulfuric acids.

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

Image: Picture taken August 2005 by User:Walkerma., Public domain, via Wikimedia Commons.