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Properties of substance:

magnesium diboride

Group of substances:

inorganic

Physical appearance:

black hexagonal crystals

Empirical formula (Hill's system for organic substances):

B2Mg

Structural formula as text:

MgB2

Molar/atomic mass: 45.927

Melting point (°C):

800

Numerical data:

Superconducting temperature (K): 39

LD50 (mg/kg):

826 (rats, oral)
567 (mice, oral)

References:

  1. Nature. - 2001. - Vol. 410, No. 6824. - pp. 63-64
  2. Успехи химии. - 2001. - Т.70, №9. - pp. 811-829 [Russian]
  3. Химический энциклопедический словарь. - Под ред. Кнунянц И.Л. - М.: Советская энциклопедия, 1983. - pp. 308 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru