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 ...

Can France claim the first periodic table? Probably not ... with one Professor Foster saying he might have equally well listed the elements alphabetically. Even when Mendeleev had published his table, ...

Browse a list of curated classroom activities by the American Association of Chemistry Teachers. Lesson Plans: The Periodic Table and Bonding ... among public audiences. The Period Table of Endangered ...

But how many of these elements do you know? Test your knowledge and compete with other Live Science readers to see who can come top in our periodic table quiz. The periodic table of elements is a ...