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Substance Name: Actinium, isotope of mass 225
RN: 14265-85-1
InChIKey: QQINRWTZWGJFDB-YPZZEJLDSA-N

Note

  • Actinium. A trivalent radioactive element and the prototypical member of the actinide family. It has the atomic symbol Ac, atomic number 89, and atomic weight 227.0278. Its principal isotope is 227 and decays primarily by beta-emission.

Molecular Formula

  • Ac

Molecular Weight

  • 225.0
 
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Names and Synonyms

Synonyms

  • 225Ac
  • Actinium-225

Systematic Name

  • Actinium, isotope of mass 225

Mixture Name

  • Actimab-M

Registry Numbers

CAS Registry Number

  • 14265-85-1

System Generated Number

  • 0014265851

Structure Descriptors

InChI

1S/Ac/i1-2

InChIKey

QQINRWTZWGJFDB-YPZZEJLDSA-N

Smiles

[225Ac]