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Actinium is the first member of the actinoids family.
Actinium is a solid, inner transition metal, radioactive, very rare.

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What family does the actinium belong to?

Actinium is the first member of the actinoids family.


Is actinium a family name or rare earth element series?

Actinium (Ac) is a chemical element.Actinoids is the name of the radioactive elements family which contain actinium.


What element family does Actiniumbelong to?

Actinium belongs to actinides. It has atomic no. 89


What is Actiniums classification?

Actinium is a member of the actinides family; actinium is a natural chemical element, metal, solid, extremely radioactive.


What is actinium made of?

Actinium is a natural chemical element, it is not a man-made element.


What is the charge of actinium?

Actinium is a trivalent chemical element.


The charge of actinium?

Actinium is a trivalent chemical element.


What is the nature of actinium element?

Actinium is a silvery, radioactive metal that is part of the actinide series on the periodic table. It is extremely rare and is primarily used for scientific research purposes. Actinium is primarily produced as a byproduct of nuclear reactions.


What is the common nickname for the element actinium?

any nickname (and generally for the chemical elements) for actinium


What is the element of actinium used for?

Applications of actinium are: - neutron source as actinium-beryllium - radiotherapy


What is the meaning of actinium?

Actinium is a radioactive element with symbol Ac.


Lanthanum does not belong to lanthanide series actinium does not belong to anthanide series why?

After the IUPAC nomenclature lanthanum is a lanthanoid and actinium is an actinoid.