O=oxygen atom, o2=oxygen molecule, o2-=oxide, o22-=peroxide, o2-=superoxide, o3=ozone.
The formula for the oxide ion is O2-, and the formula for the nitrate ion is NO3-.
Oxygen usually forms the oxide ion O2-
Ca2+ and O2-
2-. O2- is the oxide anion
Oxygen forms the O2- oxide ion; fluorine the F- fluoride ion.
The formula for the oxide ion is O2-, and the formula for the nitrate ion is NO3-.
Oxide ion O2- is isoelectronic with neon.
O2- is the formula for oxide ion. The negative symbol indicates the presence of anions and 2 represents the oxidation state.
Oxygen usually forms the oxide ion O2-
O2- is the oxide ion.
Ca2+ and O2-
[He]2s^22p^6
[He]2s^22p^6
[He]2s^22p^6
O2- is an oxide ion which reacts with metal to form oxides of the metal. For example: MgO, Na2O
Ionic
2-. O2- is the oxide anion