Francium iodide was not prepared but this compound should be real.
Francium is very difficult to be prepared, unstable and because of the heat of decay is easy autovaporized - any experiment is possible.
Francium exist in infinitesimal concentrations in uranium and thorium ores.
Francium exist in infinitesimal traces in thorium and uranium ores.
hydroidonic i dont think this is correct it is Hydrogen Iodide.
As francium is the rarest type of atoms in the world, there is approximately only 20 francium atoms left on Earth.
the three metals are Francium, Mercury and Bromine
The compound francium iodide don't exist now.
Francium doesn't exist in air.
Francium exist in uranium and thorium ores.
A francium bomb cannot exist.
Francium doesn't exist in the environment.
Francium can be solid, liquid or gaseous.
Francium exist in uranium and thorium ores but it is not exploitable.
Any link exist between francium and the economy.
Francium hasn't ores; infinitesimal amounts of francium exist in some uranium ores.
Natural francium exist in uranium and thorium ores.Artificial francium is obtained in particle accelerators.
Francium exist only in infinitesimal concentrations in uranium ores; the identification of francium is very difficult.
Impossible; francium hasn't ores - infinitesimal amounts of francium exist in some uranium ores.