minus-squarekryptonicus@lemmy.worldtoAsk Lemmy@lemmy.world•Why is pure oxygen called O2 when oxygen is an element?linkfedilinkarrow-up10·11 months agoHydrogen, Nitrogen, Flourine, Oxygen, Iodine, Chlorine, and Bromine linkfedilink
Hydrogen, Nitrogen, Flourine, Oxygen, Iodine, Chlorine, and Bromine