Mass spectrometric determination of the dissociation energies of gaseous RuC, IrC and PtB

Abstract
The identification of the diatomic molecules RuC, IrC and PtB is reported. Their dissociation energies are : D 0(RuC)= 151.0 ± 3.0; D 0(IrC)= 148.4 ± 3.0; and D 0(PtB)= 113.3 ± 4.0 kcal/mole.