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CAS No 10049-10-2 , chromium(2+)

  • Name: chromium(2+)
  • Synonyms: chromium(2+) difluoride; MolPort-001-773-119;ACMC-1BRTW; PC2077; CTK8C5707; I14-52834;chromium(2+); AKOS015915645;difluoride;
  • CAS Registry Number:
  • Transport: UN 3260
  • Melting Point: 1100 ºC
  • Flash Point: °C
  • Boiling Point: 1300 ºC
  • Density: g/cm3
  • Safety Statements: R20/21/22;R34
  • Hazard Symbols: C: Corrosive;
  • Flash Point: °C
  • EINECS: 233-168-0
  • Molecular Weight: 89.992906
  • InchiKey: RNFYGEKNFJULJY-UHFFFAOYSA-L
  • InChI: InChI=1S/Cr.2FH/h;2*1H/q+2;;/p-2
  • Risk Statements: S25;S36/37/39;S45
  • Molecular Formula: CrF2
  • Molecular Structure:CAS No:10049-10-2 chromium(2+)

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References of chromium(2+)
Title: Chromous Fluoride
CAS Registry Number: 10049-10-2
Molecular Formula: CrF2
Molecular Weight: 89.99
Percent Composition: Cr 57.78%, F 42.22%
Literature References: Prepd from CrCl2 + HF: Poulenc, Compt. Rend. 116, 254 (1893); Kwasnik in Handbook of Preparative Inorganic Chemistry Vol. 1, G. Brauer, Ed. (Academic Press, New York, 2nd ed., 1963) pp 256-257. Review of other preparative methods: Sturm, Inorg. Chem. 1, 665-672 (1962).
Properties: Blue-green, monoclinic crystals with iridescent sheen. d 3.79. mp 894°. Sparingly sol in water; practically insol in alcohol; sol in boiling HCl; not attacked by hot dil H2SO4 or HNO3. Changes to Cr2O3 when heated in air.
Melting point: mp 894°
Density: d 3.79
Use: In chromizing; in catalytic cracking of hydrocarbons; alkylation catalyst; in nuclear reactor fuels.