actinium
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actinium
Summary
actinium is a chemical element[1]. actinium draws 34 Wikipedia views per month (chemical_element category, ranking #99 of 144).[2]
Key Facts
- actinium is credited with the discovery of André-Louis Debierne[3].
- actinium's instance of is recorded as chemical element[4].
- actinium's instance of is recorded as radioactive element[5].
- light beam is named after actinium[6].
- actinium's canonical SMILES is recorded as [Ac][7].
- actinium's element symbol is recorded as Ac[8].
- actinium's chemical formula is recorded as Ac[9].
- actinium is a type of heavy metal[10].
- actinium is a type of f-block[11].
- actinium is part of group 3[12].
- actinium is part of period 7[13].
- actinium is part of actinide[14].
- actinium's Commons category is recorded as Actinium[15].
- actinium's Unicode character is recorded as 錒[16].
- actinium's crystal system is recorded as face-centered cubic[17].
- actinium's time of discovery or invention is recorded as 1899[18].
- actinium's point group is recorded as cubic-hexoctahedral[19].
- actinium's space group is recorded as space group Fm-3m[20].
- actinium's IPA transcription is recorded as ækˈtɪniəm[21].
- actinium's topic's main category is recorded as Category:Actinium[22].
- actinium's Commons gallery is recorded as Actinium[23].
- actinium's atomic number is recorded as {'amount': '+89'}[24].
- actinium's electronegativity is recorded as {'amount': '+1.1'}[25].
- actinium's oxidation state is recorded as {'amount': '+3'}[26].
- actinium's described by source is recorded as Great Soviet Encyclopedia (1926–1947)[27].
Body
Definition and Type
Recorded instance of include chemical element[4] and radioactive element[5]. Recorded subclass of include heavy metal[10] and f-block[11].
Origins
light beam is named after actinium[6].
Use and Application
Part of include group 3[12], a group[28]; period 7[13], a period[29]; and actinide[14], a chemical series[30].
Influence
Things named for actinium include actinide[31], a chemical series[32] and protactinium[33], a chemical element[34].
Why It Matters
actinium draws 34 Wikipedia views per month (chemical_element category, ranking #99 of 144).[2] actinium has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[35] actinium is known by 41 alternative names across languages and contexts.[36]
Entities named for actinium include actinide[31], a chemical series[32] and protactinium[33], a chemical element[34].