What molecules are diatomic?

1 Answer
Jul 2, 2018

All the elemental gases with any chemistry....

Explanation:

H_2H2, O_2O2, N_2N2, X_2(X=F, Cl)X2(X=F,Cl)...

Of course there are binuclear hydrogen halides, and interhalogens...the halogens, X_2X2, feature gaseous, liquid, and solid states...