The periodic ... Moving down the table, periods are longer because it takes more electrons to fill the larger and more complex outer levels. The columns of the table represent groups, or families ...

They complete the seventh row of the periodic table. Each of the four new elements was named either after a scientist or geographic location. “The names of ... a joint group that will “examine ...

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. It's no mean feat ...

The periodic table is getting a little bigger after ... the elements are seated around the table. The scientific group proposed the names in May and sought public comment for five months.

The periodic table just got bigger ... The American researchers who are part of the joint group decided to name Element 117 after the state of Tennessee since that’s where their Oak Ridge ...

(AAP) You'll soon see four new names on the periodic table of the elements ... recommended on Wednesday by an international scientific group. The fourth is named for a Russian scientist.