Rubidium hydroxide, RbOH.
The compound formed between rubidium and chlorine has the formula RbCl.
The name of the compound is: Rubidium bromide The Chemical formula is: RbBr
The formula for this compound is Rb2S.
That is the formula. Rubidium fluoride (RbF) has a chemical formula of RbF.
Rubidium can form with mercury an alloy not a compound.
Formula: Rb2S2O3
Rb2S====
The chemical formula for the compound formed between rubidium and oxygen is rubidium oxide - Rb2O.
The term Rubidium oxide generally refers to 1 compound, but it can also be used to refer some other oxides. There can be more than 1 oxides of Rubidium : "The most common" Rubidium oxide = Rb2O Rubidium peroxide = Rb2O2 Rubidium dioxide(1-) or Rubidium superoxide = RbO2 Suboxides of Rubidium = Rb6O, Rb9O2
The formula would be MO. (M representing any of the Alkaline earth metals)
Rubidium does not have a formula but a symbol: Rb.
The chemical formula for rubidium phosphate is Rb3PO4.