Here's an update of our video about the element Calcium. More links in description below ↓↓↓ Support Periodic Videos on Patreon: https://www.patreon.com/periodicvideos A video on every...
========== Calcium is the third element in group two
on the periodic table. It’s really very common. We find it all over the world in all
sorts of minerals. So for example you can have bones, this is a pelvis of a sheep, I
found it when I was walking one day, you can see the legs go in there and there. In here we have some calcium turnings. We’re
storing them in our glove box. This glove box here is a contraption full of nitrogen,
it’s dry nitrogen so that we can keep our calcium away from oxygen and away from moisture
as well, because obviously what we don’t want is when we get our nice very reactive
calcium surface we don’t want it to tarnish from oxides too quickly before we can react
it with things. So what we have here inside the bottle are turnings of ...