👤

Sagot :

Réponse :

Explications :

Darmstadtium ( symbol Ds and atomic number 110 ) is an  radioactive  element ; the most stable isotope ( darmstadtium-281 ) has a half-life of  13 seconds ! Darmstadtium was created in 1994 near the city of Darmstadt, Germany .

Other Questions

© 2024 IDNLearn. All rights reserved.