Skip to main content

Oxygen - Periodic Table of Videos

1,735,628 Views

1,791 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 oxygen - it's number 8 and is among the most "famous" of the elements.

Hemoglobin can bind to oxygen molecules, thanks to the iron atom in the centre of this metalloprotein. However, another molecule (which forms a gas) can bind to hemoglobin and block oxygen from binding. What is this poisonous gas? In which situations can we stay dangerously surrounded by it?

Sign in 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