Welsh edit

Chemical element
Rb
Previous: crypton (Kr)
Next: strontiwm (Sr)
 
Welsh Wikipedia has an article on:
Wikipedia cy
 
Sampl o rwbidiwm

Etymology edit

Borrowed from English rubidium, from New Latin, from Latin rūbidus (red).

Pronunciation edit

Noun edit

rwbidiwm m (uncountable, not mutable)

  1. rubidium