Thallium - Periodic Table of Videos
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The team at periodicvideos has created a TED-Ed Lesson for every element of the periodic table. Poisonous thallium is element number 81 and its chemical symbol is Tl.
Additional Resources for you to Explore
For amazing photos and facts about thallium, check out The Elements by Theodore Gray.
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.
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- Video created by Periodic Videos
- Lesson Plan created by Periodic Videos