Actinium is a 8 letter English word. It's valid Scrabble word worth 12 points. It's valid Words with friends word worth 16 points.
You can make 198 anagrams from letters in actinium (aciimntu).
First recorded in 1900-05; actin- + -ium
M. Debierne has obtained a third radioactive substance from pitchblende, which he has called “actinium.”
Uranium certainly is; thorium—the stuff of this incandescent gas mantle—certainly is; actinium.
These are generally known as radium emanation, thorium emanation, and actinium emanation.
For if actinium was an independent element we would be sure to find actinium haloes.
Other radio-active substances have each several derivatives: actinium has nine, uranium has four.
In 1902 Giesel discovered another substance which he called emanium, and which was considered to be identical with actinium.
The element has since been found in nature as a small constituent of the natural decay of actinium.
In this class are now placed also the three radio-active gases, emanating respectively from radium, thorium, and actinium.
actinium, an element or elementary substance obtained in minute quantities in connection with the study of radioactivity.
On Rutherford's theory then, actinium should always accompany uranium and radium, but in very subordinate amount.