hydromagnesium

Noun

 * 1)  The univalent radical HMg-
 * 2) * 2013 Carlos Cabezas et al, "Laboratory and Astronomical Discovery of HydroMagnesium Isocyanide" arXiv
 * 3) ** We report on the detection of hydromagnesium isocyanide, HMgNC, in the laboratory and in the carbon rich evolved star IRC+10216.