Difference between revisions of "Actinium"

Actinium
Properties
Atomic symbol	Ac
Atomic number	89
Classification	Transition Metal
Atomic mass	227.0 amu
Other Information
Date of discovery	1899
Name of discoverer	André-Louis Debierne
Name origin	From the Greek aktinos.
Uses	Unknown
Obtained from	Unknown, as it is extremely rare.

Revision as of 05:01, January 27, 2008

Actinium is a very rare radioactive chemical element. It is silvery-white and glows blue in the dark. ^[1]

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 {{Element | name=Actinium | symbol=Ac | anumber=89 | amass=227.0 amu | noe=89 | class=Transition Metal | cstructure=Cubic | color=Silver | date=1899 | discname=André-Louis Debierne | origname=From the Greek ''aktinos''. | uses=Unknown | obtained=Unknown, as it is extremely rare. }}
 '''Actinium''' is a very rare [[radioactive]] chemical [[element]]. It is silvery-white and glows blue in the dark. <ref>[[Encylopaedia Britannica]] online, [http://www.britannica.com/eb/article-9003601/actinium ''Actinium'']</ref>
 ==References==
 <references />

Actinium

Properties
Atomic symbol	Ac
Atomic number	89
Classification	Transition Metal
Atomic mass	227.0 amu
Other Information
Date of discovery	1899
Name of discoverer	André-Louis Debierne
Name origin	From the Greek aktinos.
Uses	Unknown
Obtained from	Unknown, as it is extremely rare.