Atom
Name
Oxide anion
IUPAC name
Oxygen(2-) anion
InChI
InChI=1S/O/q-2
InChI key
AHKZTVQIVOEVFO-UHFFFAOYSA-N
CAS number
16833-27-5
Symbol and fundamental properties
Symbol
O2-
Formula
$O^{2-}$
Charge
-2
Atomic number Z
8
Molar mass
15.9994 $g/mol$
Isotope mixture type
terrestrial abundance