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 ...

Just four years before Mendeleev announced his periodic table, Newlands noticed that there were similarities between elements with atomic weights ... where she managed to get Dmitri into a “good ...

Elements in group 1 and group 2 are metals ... See the study guide on groups in the periodic table for more information.

Chemistry students at Anderson showed up to school bright and early to carve pumpkins and create the periodic table of ...

You'll find it on the wall of nearly every school chemistry laboratory ... in an attempt to memorise some of the 118 elements. This year, the periodic table of chemical elements celebrates its ...

Do you remember how many elements there are in the periodic table? Spoiler: it’s probably different than you remember if you ...

it’s more like a museum than a table. So, we’ve taken to calling it the Periodic Museum of the Elements. The Museum may be seen at the top of the grand staircase in the Julian Science Center. School ...

We all had different favorite subjects at school that we wanted to have more classes in. Chemistry is a controversial one ...