Betekenis van:
actinium

actinium
Zelfstandig naamwoord
  • actinium
  • a radioactive element of the actinide series; found in uranium ores

Synoniemen

Hyperoniemen


Voorbeeldzinnen

  1. Actinium is a silvery metal.
  2. Actinium melts at 1,051°C.
  3. Actinium vaporizes at 3,198°C.
  4. Actinium is a radioactive element.
  5. Actinium-227 occurs in uranium ore.
  6. Actinium was discovered by André-Louis Debierne in 1899.
  7. Actinium-227 is a decay product of uranium-235.