Sodium pertechnetate

Rarity: Common

The most frequent rarity: most Wikipedia articles become Commons.

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

Sodium pertechnetate is the inorganic compound with the formula NaTcO4. This colourless salt contains the pertechnetate anion, TcO−4 that has slightly distorted tetrahedron symmetry both at 296 K and at 100 K while the coordination polyhedron of the sodium cation is different from typical for scheelite structure.

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

Image: Ben Mills, Public domain, via Wikimedia Commons.