Your Periodic Table is officialy obsolete now. The four new elements have there names approved by IUPAC.Meet the newest elements: nihonium (Nh), moscovium (Mc), tennessine (Ts) and oganesson (Og).
Three of the elements were named for the places they were discovered. The name of element 113, “nihonium,” comes from the word “Nihon,” a Japanese word for the country of Japan. Element 115 is dubbed “moscovium,” after Moscow. And element 117, tennessine, is named after Tennessee. Element 118, oganesson, honors physicist Yuri Oganessian.