Magnesium diborideMagnesium diboride is the inorganic compound of magnesium and boron with the formula MgB2. It is a dark gray, water-insoluble solid. The compound becomes superconducting at 39 K (−234 °C), which has attracted attention. Read from the Chembox of the Wikipedia article Magnesium diboride, revision 1370479146.

Property

Value

Formula

B2Mg, 45.93 g/mol

Melting point

830 °C

Density

2.57 g/cm³

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