Phosphoric Acid

H₃PO₄

IUPAC: Phosphoric acid

CAS: 7664-38-2

Übersicht

Phosphoric acid is a weak triprotic acid commonly used in soft drinks and fertilizers. It gives cola beverages their characteristic tangy flavor.

Zusammensetzung

Element Symbol Atome Atommasse
Hydrogen H 3 1,0080
Oxygen O 4 15,9990
Phosphorus P 1 30,9740

Elementare Zusammensetzung

H
Hydrogen ×3
3,1%
O
Oxygen ×4
65,3%
P
Phosphorus ×1
31,6%

Verwendung

  • • Fertilizer production
  • • Soft drink acidulant
  • • Rust removal
  • • Dental etchant

Wissenswertes

  • ✦ Phosphoric acid gives Coca-Cola its pH of about 2.5

Sicherheit

  • ⚠ Corrosive at high concentrations

Structure

SMILES

OP(=O)(O)O

Eigenschaften

Typ
acid
Zustand
solid
Molmasse
98,00 g/mol
Dichte
1,8900 g/cm³
Schmelzpunkt
42,4 °C
Siedepunkt
158,0 °C
Löslichkeit
Miscible

Molecular Descriptors

Exact Mass
97,9769
XLogP
-2,1
TPSA
77,8 Ų
H-Bond Donors
3
H-Bond Acceptors
4
Rotatable Bonds
0
Heavy Atoms
5
Complexity
49,0

Verwandte Verbindungen

Acetic Acid

CH₃COOH

Hypochlorous Acid

HClO

Boric Acid

H₃BO₃

Chloric Acid

HClO₃

Chlorosulfonic Acid

ClSO₃H

Chlorous Acid

HClO₂

Carbonic Acid

H₂CO₃

Hydrogen Sulfide

H₂S

Hydrochloric Acid

HCl

Hydrogen Cyanide

HCN

Frequently Asked Questions

What is Phosphoric Acid?
Phosphoric Acid (H₃PO₄) is a acid compound with the IUPAC name Phosphoric acid.
What is the molecular weight of Phosphoric Acid?
Phosphoric Acid has a molar mass of 98.0 g/mol.
What state is Phosphoric Acid at room temperature?
Phosphoric Acid is a solid at room temperature.
Is Phosphoric Acid organic or inorganic?
Phosphoric Acid is classified as an inorganic compound.
What elements make up Phosphoric Acid?
Phosphoric Acid (H₃PO₄) is composed of Hydrogen (H), Oxygen (O), Phosphorus (P).