http://chem4kids.com/files/elem_families.html What are the 5 families listed on this page. Identify those families on your p.t. http://chem4kids.com/files/elem_pertable.html Go to above link and identify the difference between groups and periods and label these on your periodic table. Look these up using google.com or some other search engine. What does each row mean as far as energy levels are concerned? What does each group number represent if you leave out the transition metals. Label your table with the correct oxidation states on top of each group. What trend do you see as far as electronegativity is concerned?