Today’s periodic table. Offnfopt/Wikipedia. But once you give Mendeleev’s table a 90-degree turn, the similarity to the modern version becomes apparent. For example, the halogens – fluorine (F), ...

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 ...

The periodic table stares down from the walls of just about every chemistry lab. ... (Cl), bromine (Br), and Iodine (I) (the J symbol in Mendeleev's table)—all appear next to one another.

Another weekend has arrived, and that means new hints are popping up in Cookie Jam. If you’re stuck on “Au on the periodic ...

First 20 elements of the periodic table: This article provides a comprehensive list of the first 20 elements in the periodic table along with their atomic numbers and symbols.

Symbol Minded Five years later, we got not one, but the first two, full-fledged periodic tables. Working independently, Lothar Meyer and Dmitri Mendeleev both developed periodic tables.

In other periodic table news, Ezequiel Skorepa, a graduate student at the National University of Jujuy in Argentina, has designed a cylindrical periodic table that can be printed using a 3-D printer.

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

All of which go to show how the periodic table of elements has become the iconic symbol of science. Mark Lorch is a Professor of Science Communication and Chemistry at the University of Hull.