Which compound most likely has Atoms Held together by ionic bonds?

A. Magnesium sulfide, MgS

B. Hydrogen peroxide, H2O2

C. Ammonia, NH3

D. Carbon monoxide, CO

Which compound most likely has Atoms Held together by ionic bonds A Magnesium sulfide MgS B Hydrogen peroxide H2O2 C Ammonia NH3 D Carbon monoxide CO class=