Potassium Iodide

KI

IUPAC: Potassium iodide

CAS: 7681-11-0

Aperçu

Potassium iodide is a salt used to protect the thyroid gland from radiation and to treat iodine deficiency. It is added to table salt as an iodine supplement.

Composition

Élément Symbole Atomes Masse atomique
Potassium K 1 39,0980
Iodine I 1 126,9000

Composition élémentaire

K
Potassium ×1
23,6%
I
Iodine ×1
76,4%

Usages

  • • Radiation protection
  • • Iodized salt
  • • Photography
  • • Expectorant

Le saviez-vous

  • ✦ Distributed to populations near nuclear power plants for emergency thyroid protection

Structure

SMILES

[K+].[I-]

Propriétés

Type
salt
État
solid
Masse molaire
166,00 g/mol
Densité
3,1200 g/cm³
Point de fusion
681,0 °C
Point d'ébullition
1330,0 °C
Solubilité
1400 g/L at 20°C

Molecular Descriptors

Exact Mass
165,8682
TPSA
0,0 Ų
H-Bond Donors
0
H-Bond Acceptors
1
Rotatable Bonds
0
Heavy Atoms
2
Complexity
2,0

Composés associés

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 Iodide?
Potassium Iodide (KI) is a salt compound with the IUPAC name Potassium iodide.
What is the molecular weight of Potassium Iodide?
Potassium Iodide has a molar mass of 166.0 g/mol.
What state is Potassium Iodide at room temperature?
Potassium Iodide is a solid at room temperature.
Is Potassium Iodide organic or inorganic?
Potassium Iodide is classified as an inorganic compound.
What elements make up Potassium Iodide?
Potassium Iodide (KI) is composed of Potassium (K), Iodine (I).