Combustion reaction: Is there any danger in getting students to burn steel wool in the school laboratory? I'm thinking of Year 10 students. I can think of one problem...
Cleaning crucibles : Hi. Does anybody have an easy way of cleaning the magnesium oxide out of crucibles after heating magnesium ribbon in them.
Burning Magnesium Ribbon: Are students allowed to burn magnesium ribbon in a Bunsen burner flame using tongs as a class activity or should it just be a teacher demo?