its a metal
Radium is an element, atomic number 88.
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.
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 primarily emits alpha particles, which are a type of nuclear radiation. This emission of alpha particles generates energy in the form of ionizing radiation.
Radium is not used to produce energy.
marie curei
Radium is a chemical element; a compound has a minimum of two chemical elements.
The element that completes the 7s sublevel is radium, with the electron configuration 7s2.
Radium is in the alkaline earth metals.