radium

• atom no: 88 alkali toprak metallerden akıllara zarar radyoaktif bir element.
  türkçe: radyum
  latin: radium
  czech: radium
  croatian: radij
  french: radium
  german: radium
  italian: radio
  norwegian: radium
  portuguese: rádio
  spanish: radio
  swedish: radium
  (bkz: radyum)
  (bkz: ra)