Skip to main content

Astatine - Periodic Table of Videos

187,699 Views

351 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. Because of its radioactivity and short half-life, astatine is an element few chemists come into contact with.

WatchThink 3 Multiple Choice &
0 Open Answer Questions Dig Deeper Learn More Discuss 0 Guided Discussions &
0 Open Discussions …And Finally
Most of the physical properties of astatine have been estimated by interpolation or extrapolation. What do you think is the inferred color of astatine, considering that fluorine is nearly colorless, chlorine is elemental yellow, bromine is orange-brown and iodine is dark violet?

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