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 ...

Lesson Plans: The Periodic Table and Bonding Download inquiry-based ... and feelings of self-efficacy about chemistry among public audiences. The Period Table of Endangered Elements presents elements ...

Can you believe the periodic table has been around for over 150 years? Take this quiz to see if you can find the elements. What information do we collect from this quiz? What is the periodic table?

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

While you're watching, look out for where different elements are found in the periodic table. Mrs Roberts: So, here I have an empty pop can. This is made of aluminium. Aluminium is an element.

You interact with about two-thirds of the elements of the periodic table every day. Some, like carbon, oxygen, and nitrogen, make up our bodies and the air we breathe. Yet there is also a class of ...

Electronegativity, an essential characteristic of all elements in the periodic table, measures an atom's ability to attract electrons towards itself within a chemical bond. This vital theoretical ...