# Species Formula 1721 Magnesium hydride (Geo)HMg 1722 Magnesium hydride (MgH2)H2Mg 1723 Magnesium hydride (Geo)H2Mg 1724 Methyl magnesium hydrideCH4Mg 1725 Methyl magnesium hydride (Geo)CH4Mg 1726 MgH(CCH)C2H2Mg 1727 MgH(CCH) (Geo)C2H2Mg 1728 MgH(CH=CH2)C2H4Mg 1729 DimethylmagnesiumC2H6Mg 1730 Dimethylmagnesium (Geo)C2H6Mg 1731 Mg(II)C2 (GIMNIZ) (Geo) C4H10Mg 1732 Mg(II)C2 (GIMNIZ)C4H10Mg 1733 Dicyclopentadienyl magnesiumC10H10Mg 1734 Dicyclopentadienyl magnesium (Geo)C10H10Mg 1735 Amino magnesium hydrideH3NMg 1736 MgHNH2 (Geo)H3NMg 1737 Magnesium hydride cyanideHCNMg 1738 Magnesium hydride cyanide (Geo)HCNMg 1739 Diamino magnesiumH4N2Mg 1740 Diamino magnesium (Geo)H4N2Mg 1741 Magnesium cyanideC2N2Mg