The modern periodic table is basic to the sciences and is so familiar that popular songs have even been written about it. But perhaps surprisingly, even many professional chemists don't know much ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

Every student deserves to be able to independently explore periodic trends in a chemistry course; with the Accessible Audio Periodic Table, students can now access a free tool that incorporates ...

Mendeleev’s introduction of the periodic table of elements is one of the most important milestones in the history of chemistry, as it brought order into the known chemical and physical behaviour of ...

This illustration shows a typewriter with the keys depicted as the periodic table. Hands are typing on it, and the sheet of paper coming out of it shows the words "Tales from the table." Credit: Chris ...