Oxide anion | SSHADE

Atom

Name: Oxide anion

Name and identifiers

IUPAC name: Oxygen(1-) anion
InChI: InChI=1S/O/q-1
InChI key: SUNFGZRUFCAYCR-UHFFFAOYSA-N
CAS number: 14337-01-0

Symbol and fundamental properties

Symbol: O-
Formula: $O^-$
Charge: -1
Atomic number Z: 8

Molar mass: 15.9994 $g/mol$
State STP: gas

Isotopic composition

Isotope mixture type

terrestrial abundance

Isotopes

	IUPAC Name	A	Mole fraction
	Oxygen-16(1-) anion	16	0.99757
	Oxygen-17(1-) anion	17	0.00038
	Oxygen-18(1-) anion	18	0.00205