Can France claim the first periodic table? Probably not, but a French Geology Professor ... and sometimes had to cram two elements into one box in order to keep the pattern. Because of this, the ...

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 ...

Watch this video to find out more information on the periodic table close periodic tableA table which lists all of the chemical elements and arranges them in a way that is useful. It allows us to ...

Scientists have found that our bodies need 28 different elements to function properly. These are almost one-quarter of the periodic table and are mainly found in the first four periods.

But how many of these elements do you know? Test your knowledge and compete with other Live Science readers to see who can ...

When you answer a link box question, draw the number of lines needed to answer the question. The electronic structure of an element is related to its position in the periodic table. Draw one line ...

This year marks the 150th anniversary of the publication of Mendeleev’s Periodic Table of Chemical Elements in 1869. In celebration, the United Nations Educational, Scientific, and Cultural ...