A binary compound is a one that consists of exactly two elements.
binary ionic compound, a salt consisting of only two elements in which both elements, ions, a cation and an anion
Strontium Oxide
No. Not all binary compounds are ionic and not all ionic compounds are binary. An ionic compound is a compound formed by the exchange rather than the sharing of electrons. A binary compound is any...
O2 is not a compound , it is the element oxygen.