Potassium Nitrate

KNO₃

IUPAC: Potassium nitrate

CAS: 7757-79-1

概要

Potassium nitrate (saltpeter) is a key component of gunpowder and an important fertilizer. It provides both potassium and nitrogen to plants.

組成

元素 記号 原子 原子質量
Nitrogen N 1 14.0070
Oxygen O 3 15.9990
Potassium K 1 39.0980

元素組成

N
Nitrogen ×1
13.9%
O
Oxygen ×3
47.5%
K
Potassium ×1
38.7%

用途

  • • Gunpowder
  • • Fertilizer
  • • Food preservation
  • • Fireworks oxidizer

豆知識

  • ✦ Gunpowder is roughly 75% KNO₃, 15% charcoal, and 10% sulfur

安全性

  • ⚠ Oxidizer
  • ⚠ Can intensify fires

Structure

SMILES

[N+](=O)([O-])[O-].[K+]

特性

タイプ
salt
状態
solid
モル質量
101.10 g/mol
密度
2.1100 g/cm³
融点
334.0 °C
沸点
400.0 °C
溶解度
316 g/L at 20°C

Molecular Descriptors

Exact Mass
100.9515
TPSA
62.9 Ų
H-Bond Donors
0
H-Bond Acceptors
3
Rotatable Bonds
0
Heavy Atoms
5
Complexity
18.0

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 Nitrate?
Potassium Nitrate (KNO₃) is a salt compound with the IUPAC name Potassium nitrate.
What is the molecular weight of Potassium Nitrate?
Potassium Nitrate has a molar mass of 101.1 g/mol.
What state is Potassium Nitrate at room temperature?
Potassium Nitrate is a solid at room temperature.
Is Potassium Nitrate organic or inorganic?
Potassium Nitrate is classified as an inorganic compound.
What elements make up Potassium Nitrate?
Potassium Nitrate (KNO₃) is composed of Nitrogen (N), Oxygen (O), Potassium (K).