Francium has not now practical applications; francium is used only for scientific studies.
Francium hasn't practical applications; it is used only for studies in scientific laboratories.
Possibly, though francium is too rare and its half-life too short for it to have any practical uses, there may have been a Francium Bomb tested in the Pacific.
Francium can form cations with the charge +1.
Francium is a true chemical element, not an example.
Francium isn't available for several reasons:It is highly radioactiveIt will react extremely violently with air and waterIt is highly toxicIt is very rare (about 21 grams exist in the entire world)There is no dealer/seller who can or will sell you Francium, whatever they say about it.
Fr is the symbol for the radioactive element francium.
Francium hasn't practical uses.
Francium has no uses. There are currently no uses for francium outside of basic scientific research.
Francium hasn't practical uses.
Francium has any uses.
Francium hasn't practical uses.
Francium has any uses.
Francium has any use.
Francium has not uses.
Francium hasn't practical uses.
Francium (was) is used only for studies in research laboratories.
Francium has not practical uses; it was used for studies in spectroscopy and quantum chemistry.
Francium is an alkali metal, group 1 of the periodic table, radioactive, unstable, without uses now.