When Mendeleev first proposed his periodic table in 1869 he left gaps for elements not yet discovered ... it would be the metal that most readily loses an electron to form a cation. Fortunately, this ...
The ions formed have a full outer electron shell, so are very stable. See the study guide on groups in the periodic table for more information.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback