Potassium Cyanide

KCN

IUPAC: Potassium cyanide

CAS: 151-50-8

概述

Potassium cyanide is an extremely toxic salt that has been used in gold mining, electroplating, and organic synthesis. It is lethal in milligram doses.

组成

元素 符号 原子 原子质量
Carbon C 1 12.0110
Nitrogen N 1 14.0070
Potassium K 1 39.0980

元素组成

C
Carbon ×1
18.4%
N
Nitrogen ×1
21.5%
K
Potassium ×1
60.0%

用途

  • • Gold extraction
  • • Electroplating
  • • Organic synthesis
  • • Photography

趣味知识

  • ✦ Has been used in gold mining since the 1880s, extracting gold from low-grade ores

安全性

  • ⚠ Extremely toxic
  • ⚠ Lethal dose ~200 mg
  • ⚠ Releases HCN with acid

Structure

SMILES

[C-]#N.[K+]

属性

类型
inorganic
状态
solid
摩尔质量
65.12 g/mol
密度
1.5200 g/cm³
熔点
634.0 °C
沸点
1625.0 °C
溶解度
716 g/L at 25°C

Molecular Descriptors

Exact Mass
64.9668
TPSA
23.8 Ų
H-Bond Donors
0
H-Bond Acceptors
2
Rotatable Bonds
0
Heavy Atoms
3
Complexity
12.0

相关化合物

Diborane

B₂H₆

Arsine

AsH₃

Boron Trichloride

BCl₃

Cisplatin

Pt(NH₃)₂Cl₂

Gallium Arsenide

GaAs

Barium Ferrite

BaFe₁₂O₁₉

Barium Titanate

BaTiO₃

Calcium Aluminate Cement

CaO·Al₂O₃

Nitrogen Trifluoride

NF₃

Aluminum Chloride

AlCl₃

Frequently Asked Questions

What is Potassium Cyanide?
Potassium Cyanide (KCN) is a inorganic compound with the IUPAC name Potassium cyanide.
What is the molecular weight of Potassium Cyanide?
Potassium Cyanide has a molar mass of 65.12 g/mol.
What state is Potassium Cyanide at room temperature?
Potassium Cyanide is a solid at room temperature.
Is Potassium Cyanide organic or inorganic?
Potassium Cyanide is classified as an inorganic compound.
What elements make up Potassium Cyanide?
Potassium Cyanide (KCN) is composed of Carbon (C), Nitrogen (N), Potassium (K).