Yes, elements with similar chemical properties are found in the same group on the periodic table. The periodic table is a tabular arrangement of the chemical elements, ordered by their atomic number, electron configuration, and recurring chemical properties. The table has been arranged so that elements with similar properties are grouped together. For example, all of the alkali metals (Group 1) are highly reactive and form 1+ ions. All of the halogens (Group 7) are highly reactive and form 1- ions.