sodium oxide - Na2O, copper chloride - CuCl2, potassium nitride - K3N, aluminium sulfide - Al2S3, iron (II) oxide - FeO, carbon monoxide - CO, phosphorus pentachloride - PCl5, dihydrogen monoxide - H2O, zinc (II) phosphide - Zn3P2, lithium hydride - LiH,

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