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Properties of substance:

calcium azide

Group of substances:

inorganic

Physical appearance:

colorless rhombic crystals

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

CaN6

Structural formula as text:

Ca(N3)2

Molar/atomic mass: 124.12

Melting point (°C):

100

Decomposition temperature (°C):

150

Solubility (g/100 g of solvent):

acetone: insoluble [Ref.]
diethyl ether: insoluble [Ref.]
ethanol: 0.211 (16°C) [Ref.]
water: 38.1 (0°C) [Ref.]
water: 45 (15.2°C) [Ref.]

Hygroscopic:

yes

Numerical data:

Year of discovery: 1898
Heat of Explosion (kJ/kg): 2617
Detonation velocity (m/s): 770

Standard molar enthalpy (heat) of formation ΔfH0 (298.15 K, kJ/mol):

14.2 (s)

References:

  1. Seidell A. Solubilities of inorganic and metal organic compounds. - 3ed., vol.1. - New York: D. Van Nostrand Company, 1940. - pp. 262
  2. Urbanski T. Chemistry and technology of explosives. - vol.3. - Warszawa, 1967. - pp. 186
  3. Багал Л.И. Химия и технология инициирующих взрывчатых веществ. - М., 1975. - pp. 243-244 [Russian]
  4. Справочник химика. - Т. 2. - Л.-М.: Химия, 1964. - pp. 90-91 [Russian]
  5. Энергетические конденсированные системы. - Под ред. Жукова Б.П., 2-е изд. - М.: Янус-К, 2000. - pp. 19 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru