Exactly as the title asks.
Pure oxygen is generally represented as O2 yet oxygen is an element of the periodic table. Why is it O2 and not just O?
Exactly as the title asks.
Pure oxygen is generally represented as O2 yet oxygen is an element of the periodic table. Why is it O2 and not just O?
O2 denotes two oxygen atoms binding together into one molecule.
O1 or simply O can’t really exist for long in nature, because it’s not stable and will bind with almost anything it meets, including another O atom.