This video is going to be a sort of follow
up to my first video, in which I put lithium and sodium into concentrated sulphuric acid,
amongst other reagents. This is potassium in water: And now dilute sulphuric acid: I’ll
try again with another piece of potassium. It seemed to take rather a long time to react,
and didn’t burst into flames, so I’ll try again. I’ll see if I can try and make it catch
fire. There are just some bits at the edge I want to remove. Concentrated sulphuric acid,
18M, 98%: