In this periodic table of elements quiz, you have 10 minutes to name as many elements as you can, given only their symbol, ...

The periodic table of chemical elements, often called the periodic table, organizes all discovered chemical elements in rows (called periods) and columns (called groups) according to increasing atomic ...

More than 75 years after its initial discovery, scientists have created an organometallic molecule containing the transuranium element berkelium. According to a new study, the electronic signature of ...

At that time, he had only 50 elements to arrange ... The zigzag, staircase, line in the diagram of the periodic table above separates the metals, on the left, from non-metals, on the right.

For the last fifty or so years, the periodic table has been incomplete. Elements after uranium on the periodic table have been synthesized for the past few decades, but there were always a few ...

Mendeleev had only been in a London a few days before having to ... Thanks to Moseley’s work it now became possible to place elements in the periodic table according to their atomic number rather than ...