Rb is the symbol for the element, rubidium.
Rubidium is an element (atomic number 37).
Rubidium is an element (atomic number 37).
Rubidium is an element (atomic number 37).
Rubidium is an element and so it is made of nothing but rubidium.
no, Rubidium is an element with periodic number 37
Rubidium and cesium
Rubidium
No, it is not
RbO is not an element, but there are two elements in it . . . Rubidium and Oxygen. It would be called, "Rubidium Oxide".
Rubidium is a metal element. Mass number of it is 85.
Rubidium (Rb) occurs naturally in minerals such as Pollucite, Carnallite and Lepidolite.