Richard Abegg

Rarity: Uncommon

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

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

Figure

Domain

Science and technology

Knowledge cost

2

Influence

3

Resistance

3

In collections

Nobody has pulled it yet.

What Wikipedia says

Richard Wilhelm Heinrich Abegg (9 January 1869 – 3 April 1910) was a German chemist and pioneer of valence theory. He proposed that the difference of the maximum positive and negative valence of an element tends to be eight. This has come to be known as Abegg's rule.

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

Image: Meisenbach Riffarth & Co Berlin, Public domain, via Wikimedia Commons.