Tip: You can create your own miniperiodic table posterby printing on 11x17 paper. Updates 5/28/2011: Update (Version 1.1) - Added indicator for radioactive elements, color-coded melting and boiling point data,
any more. The periodic table is a chart that organizes the elements by increasing atomic numberand their chemical and physical properties(see articleHistory of the Periodic table of elements). Rows are arranged so that elements with similar properties fall into the same vertical columns ("groups"...