Skip to main content

Potassium - Periodic Table of Videos

1,352,933 Views

1,484 Questions Answered

Best of Web

Let’s Begin…

The team at periodicvideos has created a TED-Ed Lesson for every element of the periodic table. This one is about potassium -- an "evil" element, but one that's crucial to life. In this video, see some violent explosions and the gentle creation of a potassium mirror.

What is the name of the amalgam made with sodium and potassium; liquid at room temperature, and so reactive with water that it can catch fire when exposed to air?

Login to answer question

About TED-Ed Best of Web

TED-Ed Best of Web are exceptional, user-created lessons that are carefully selected by volunteer teachers and TED-Ed staff.

Meet The Creators

More from Periodic Videos