Radium(Ra) was discovered by Marie Sklodowska-Curie and her husband Pierre in 1898 in North Bohemia, in the Czech Republic.
It's an element. It wasn't invented. It was created.
Radium is not a synthesized element. It is one of the naturally occurring elements. It has a limited life time because of the radioactivity though. Radium was first discovered by Marie Curie.
she discovered radium along with her husband Pierre
Radium is a chemical element, not a compound.
Radium is an element; it has no sub-parts. Radium is a radioactive element, so it will slowly and spontaneously decay into other elements.
No one 'invented' radium; it is an element on the periodic table. Radium was discovered, however, by Marie Skłodowska-Curie, Pierre Curie and Gustave Bémont in 1898.
Radium wasn't invented, it was discovered (in 1898) It's an element, people don't invent elements. /what the hell are they teaching in school these days?
radium was not invented, it was discovered.
Radium is a chemical element, not a mixture.
Radium has 138 neutrons.
Radium is an element itself. It was isolated by Marie Curie from Pitchblende, an ore of Uranium.
Radium is an element, atomic number 88.