in group 2 and explain why
2007-05-23 10:20:45 · 4 answers · asked by 41 1 in Science & Mathematics ➔ Chemistry
Radium
atomic number 88
The largest atom is usually located at the bottom of the group.
2007-05-23 10:24:13 · answer #1 · answered by Eric 6 · 0⤊ 0⤋
Ba and Ra both have atomic radius of 215
Note the Lanthanide contraction means the atom further down on the periodic table is not actually as big as expected (due to a shielding effect).
2007-05-23 17:24:33 · answer #2 · answered by Orinoco 7 · 0⤊ 0⤋
infinity
you cant tell because you can have element with hgher atomic # then their is in your periodic table
but they just dont exist because they have very small half life
2007-05-23 17:24:22 · answer #3 · answered by MAHAL 2 · 0⤊ 0⤋
http://antoine.frostburg.edu/chem/senese/101/periodic/faq/what-atom-is-largest.shtml
http://www.corrosionsource.com/handbook/periodic/periodic_table.gif
2007-05-23 17:26:32 · answer #4 · answered by sue16683@verizon.net 2 · 0⤊ 0⤋