In this periodic table of elements quiz, you have 10 minutes to name as many elements as you can, given only their symbol, atomic weight and the broad group they live in.

Four elements officially recognized in December, highlighted in yellow, now have names that honor Japan, Moscow, Tennessee and physicist Yuri Oganessian.

A quick refresher on the periodic table This is the periodic table of the elements. It describes the weight and chemical properties of all the known elements in the universe.

The new superheavy, radioactive elements were added to the periodic table last year but given temporary and unremarkable names: ununtrium, ununpentium, ununseptium and ununoctoium.

It’s now time to say hello, officially, to the four new additions to the Periodic Table of Elements. This week, the International Union of Pure and Applied Chemistry (IUPAC) approved the names ...