Literature guides Concept explainers Writing guide Popular textbooks Popular high school textbooks Popular QA Business Accounting Economics. To find the ionic charge of an element youll need to consult your Periodic Table. Periodic Table With Ion Chart Periodic Table How To Memorize Things Periodic Table Poster The most-requested printable periodic table lists element charges to predict compounds and chemical reactions. . The Group 8A elements already have eight electrons in their valence shells and have little tendency to either gain or lose electrons and do not readily form ionic or molecular compounds. A Ba Ca Na. Balance the half equation for the formation of aluminium during electrolysis. Also the sum of the charges on one side of the equation must be equal to the sum of the charges on the other side. Periodic Trends in the Electronegativities of Elements. As of 2022 the element with the highest atomic number known is