Actinide

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

1 player has it in their collection.

What Wikipedia says

The actinide () or actinoid () series encompasses at least the 14 metallic chemical elements in the 5f series, with atomic numbers from 89 to 102, actinium through to nobelium. Number 103, lawrencium, is also generally included despite being part of the 6d transition series.

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

Image: United States Department of Energy (see File:Einsteinium.jpg), Public domain, via Wikimedia Commons.