Perchloric acid

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

Class

Notion

Domain

Science and technology

In collections

Nobody has pulled it yet.

What Wikipedia says

Perchloric acid is a mineral acid with the formula HClO4. It is an oxoacid of chlorine. Usually found as an aqueous solution, this colorless compound is a stronger acid than sulfuric acid, nitric acid, and hydrochloric acid.

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

Image: W. Oelen, CC BY-SA 3.0, via Wikimedia Commons.