1.

Name the metal that floats on water without apparent reaction.

Answer»

There are six alkali metals: Lithium (LI), sodium (Na), POTASSIUM (K), rubidium (RB), caesium (Cs) and FRANCIUM (Fr). Thesemetals float on water because of two reasons: they are very light weight metalsand they react very aggressively with waterto FORM hydrogen gas which helps them tofloat in water.



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