Actinium

See also: actinium

German

Chemical element (edit)
Ac Atomic number 89 Actinium
Classification data Period 7 Group 3 Block f-block Class actinide
Previous: ← Radium (Ra)
Next: Thorium (Th) →

Pronunciation

• Audio (Germany (Berlin)):

  (file)

Noun

Actinium n (strong, genitive Actiniums, no plural)

1. (chemistry) chemical element actinium (atomic number 89)

Declension

Declension of Actinium [sg-only, neuter, strong]

	singular
	indef.	def.	noun
nominative	ein	das	Actinium
genitive	eines	des	Actiniums
dative	einem	dem	Actinium
accusative	ein	das	Actinium

See also

• Previous: Radium, Next: Thorium

Further reading

• “Actinium” in Duden online
• “Actinium”, in Digitales Wörterbuch der deutschen Sprache‎^[1] (in German)

Luxembourgish

Chemical element (edit)
Ac Atomic number 89 Actinium
Classification data Period 7 Group 3 Block f-block Class actinide
Previous: ← Radium (Ra)
Next: Thorium (Th) →

Noun

Actinium m (uncountable)

1. actinium