Radium 226 (the most stable isotope) is a radioactive decay product of uranium; other isotopes of radium with short half lives exist in the thorium, actinium and neptunium decay series.
See the link.
The radium oxide is formed.
No, radium is an alkaline earth metal .
Radium is an alkaline earth metal.
Radium is a solid alkaline earth metal.
Radium is in the alkaline earth metals.
The abundance of radium in the earth crust is 9.10-10 mg/kg.
Radium
Radon is a non-metal, an element. It belongs to group 18 and period 6 on the periodic table.
Radium is a solid alkaline earth metal at room temperature.
Radium is a natural chemical element, solid, alkaline earth metal.
Yes. Radium is actually considered an alkaline earth metal. Its colour is nearly pure white, but when exposed to air, it turns black. Radium is also extremely radioactive. A link is provided to the Wikipedia article on radium.
Radium is a natural chemical element, an alkali earth metal; but some isotopes of radium can be obtained artificially.