Potassium Thiocyanate

KSCN

IUPAC: Potassium thiocyanate

CAS: 333-20-0

概要

Potassium thiocyanate is a colorless salt used as a reagent to detect iron(III) ions, producing a characteristic blood-red color.

組成

元素 記号 原子 原子質量
Carbon C 1 12.0110
Nitrogen N 1 14.0070
Sulfur S 1 32.0600
Potassium K 1 39.0980

元素組成

C
Carbon ×1
12.4%
N
Nitrogen ×1
14.4%
S
Sulfur ×1
33.0%
K
Potassium ×1
40.2%

用途

  • • Iron(III) detection reagent
  • • Photography
  • • Textile printing
  • • Refrigeration brine

豆知識

  • ✦ The blood-red color with Fe³⁺ is one of the most dramatic reactions in chemistry demonstrations

安全性

  • ⚠ Toxic if ingested
  • ⚠ Releases toxic HCN with strong acid

Structure

SMILES

C(#N)[S-].[K+]

特性

タイプ
salt
状態
solid
モル質量
97.18 g/mol
密度
1.8860 g/cm³
融点
173.2 °C
沸点
500.0 °C
溶解度
2170 g/L at 20°C

Molecular Descriptors

Exact Mass
96.9389
TPSA
24.8 Ų
H-Bond Donors
0
H-Bond Acceptors
2
Rotatable Bonds
0
Heavy Atoms
4
Complexity
34.0

関連化合物

Diammonium Phosphate

(NH₄)₂HPO₄

Ammonium Chloride

NH₄Cl

Barium Chloride

BaCl₂

Cadmium Sulfide

CdS

Calcium Sulfate

CaSO₄

Cerium(III) Chloride

CeCl₃

Copper(II) Sulfide

CuS

Ammonium Sulfate

(NH₄)₂SO₄

Ammonium Bicarbonate

NH₄HCO₃

Calcium Propionate

Ca(C₂H₅COO)₂

Frequently Asked Questions

What is Potassium Thiocyanate?
Potassium Thiocyanate (KSCN) is a salt compound with the IUPAC name Potassium thiocyanate.
What is the molecular weight of Potassium Thiocyanate?
Potassium Thiocyanate has a molar mass of 97.18 g/mol.
What state is Potassium Thiocyanate at room temperature?
Potassium Thiocyanate is a solid at room temperature.
Is Potassium Thiocyanate organic or inorganic?
Potassium Thiocyanate is classified as an inorganic compound.
What elements make up Potassium Thiocyanate?
Potassium Thiocyanate (KSCN) is composed of Carbon (C), Nitrogen (N), Sulfur (S), Potassium (K).