What's more, to the surprise of most chemists and going against the well-known trends of the periodic table, it turns out that francium is not the most reactive metal. On descending a group in the ...

It was recognized early on that the periodic table more ... In 2002, a group in the US succeeded in trapping 300,000 atoms of francium on which they performed several key experiments of this ...

Gethin: Francium. That's not an element that ... and are placed in the first vertical column on the left of the periodic table. All the Group 1 elements are very reactive, and all react with ...