What is the bond order of `H_(2)^(-)` ion ?

The bond order of He_2^(+) ion is -

The bond order in O_(2)^(-) ion is

(a) Dimethyl ether and ethanol have same molecular weight but their volatilities are different-explain. (b) find out the bond order of H_(2)^(+) ion.

(i) Why are the bond angles of NH_(3) and H_(2)O less than the normal values of the regular tetrahedron bond angles inspite of being sp^(3) hybridised? (ii) Find out the bond order of H_(2)^(+) ion.

The bond order of He^(2+) ion is-

The bond order of He^(2+) ion is-

Find out the bond order of H_2^+ ion.

(a) H_(2)^(+)and H_(2)^(-) ions have same bond order but H_(2)^(-) ion is more stable. Explain. (b) N_(2) has a greater bond dissociation enthalpy than N_(2)^(+) ion hals more bond dissociation enthalpy than O_(2). Why ? (c ) Can we have ahomonuclear diatomic molecule with all its ground state molecular orbitals full of electrons ? (d) When a magnet is dipped in a jar of liquid oxygen, some oxygen clings to it. Assign reason :