There is a triple covalent bound between the atoms, 2 normals, and one dative from oxygen to carbon.
Carbon monoxide (CO) is a diatomic molecule with two atoms: carbon (C) and oxygen (O).
Its covalent.
Rubidium oxide has an ionic bond.
Copper(I) oxide has an ionic bond.
Aluminium oxide has an ionic bond.
ionic bond
The argon molecule is mono-atomic and so there is no bond.
Beryllium oxide
ionic
Ionic bonding is present in aluminium oxide.
ionic
C2H2 is a carbon bond. This particular type of carbon bond is referred to as a triple bond, as it contains two pi bonds and a sigma bond.