Episode 515 - Do you really need oxygen for oxidation

How does chemistry change when you travel to another planet? When it comes to scientific experiments often we can be hampered by our own experience. Just because something is abundant on earth does not meant that it's a universal constant.  Out of this world chemistry is hard to get your head around and it requires thinking outside the box. Is it possible to have oxidize minerals without oxygen? Kaushik Mitra, Eleanor L. Moreland, Greg J. Ledingham, Jeffrey G. Catalano. Formation of manganese oxides on early Mars due to active halogen cycling. Nature Geoscience, 2022; DOI: 10.1038/s41561-022-01094-y