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Caesium cyanide

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Cesium cyanide
Names
IUPAC name
Cesium cyanide
Identifiers
3D model (JSmol)
ChemSpider
  • InChI=1S/CN.Cs/c1-2;/q-1;+1
    Key: XTCPEYCUFMHXBI-UHFFFAOYSA-N
  • [C-]#N.[Cs+]
Properties
CCsN
Molar mass 158.923 g·mol−1
Appearance White solid
Hazards
Occupational safety and health (OHS/OSH):
Main hazards
Extremely toxic
NFPA 704 (fire diamond)
NFPA 704 four-colored diamondHealth 4: Very short exposure could cause death or major residual injury. E.g. VX gasFlammability 0: Will not burn. E.g. waterInstability 0: Normally stable, even under fire exposure conditions, and is not reactive with water. E.g. liquid nitrogenSpecial hazards (white): no code
4
0
0
Lethal dose or concentration (LD, LC):
5 mg/kg[1]
Related compounds
Other cations
Lithium cyanide
Sodium cyanide
Potassium cyanide
Rubidium cyanide
Ammonium cyanide
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Cesium cyanide (chemical formula: CsCN) is the cesium salt of hydrogen cyanide. It is a white solid, easily soluble in water, with a smell reminiscent of bitter almonds, and with crystals similar in appearance to sugar. Caesium cyanide has chemical properties similar to potassium cyanide and is very toxic.

Production

[edit]

Hydrogen cyanide reacts with cesium hydroxide giving cesium cyanide and water:[2]

HCN + CsOH → CsCN + H2O.

References

[edit]
  1. ^ Bernard Martel. Chemical Risk Analysis: A Practical Handbook. Kogan, 2004, page 361. ISBN 1-903996-65-1.
  2. ^ "化工辭典 氰化铯". Archived from the original on 2016-03-04. Retrieved 2020-03-20.