Hydrobromic Acid

HBr

IUPAC: Hydrogen bromide

CAS: 10035-10-6

Overview

Hydrobromic acid is a strong acid used in organic synthesis and as a catalyst. It is the second strongest hydrohalic acid.

Composition

Element Symbol Atoms Atomic Mass
Hydrogen H 1 1.0080
Bromine Br 1 79.9040

Elemental Composition

H
Hydrogen ×1
1.2%
Br
Bromine ×1
98.8%

Uses

  • • Organic synthesis
  • • Bromide production
  • • Oil well drilling

Fun Facts

  • ✦ HBr is stronger than HCl because the H-Br bond is weaker than H-Cl

Safety

  • ⚠ Corrosive
  • ⚠ Produces irritating fumes

Structure

SMILES

Br

Properties

Type
acid
State
gas
Molar Mass
80.91 g/mol
Density
0.0033 g/cm³
Melting Point
-86.8 °C
Boiling Point
-66.8 °C
Solubility
221 g/100 mL

Molecular Descriptors

Exact Mass
79.9262
XLogP
1.0
TPSA
0.0 Ų
H-Bond Donors
1
H-Bond Acceptors
0
Rotatable Bonds
0
Heavy Atoms
1
Complexity
0.0

Related Compounds

Acetic Acid

CH₃COOH

Boric Acid

H₃BO₃

Carbonic Acid

H₂CO₃

Chloric Acid

HClO₃

Chlorosulfonic Acid

ClSO₃H

Chlorous Acid

HClO₂

Hydrochloric Acid

HCl

Hydrofluoric Acid

HF

Hydrogen Cyanide

HCN

Hydrogen Sulfide

H₂S

Frequently Asked Questions

What is Hydrobromic Acid?
Hydrobromic Acid (HBr) is a acid compound with the IUPAC name Hydrogen bromide.
What is the molecular weight of Hydrobromic Acid?
Hydrobromic Acid has a molar mass of 80.91 g/mol.
What state is Hydrobromic Acid at room temperature?
Hydrobromic Acid is a gas at room temperature.
Is Hydrobromic Acid organic or inorganic?
Hydrobromic Acid is classified as an inorganic compound.
What elements make up Hydrobromic Acid?
Hydrobromic Acid (HBr) is composed of Hydrogen (H), Bromine (Br).