YBr3
yttrium(III) bromide · yttrium tribromide
Yttrium(III) bromide is a stable, insulating salt composed of yttrium and bromine that is widely utilized as a precursor in chemical synthesis.

About yttrium(III) bromide
Yttrium(III) bromide is a stable inorganic halide that exists as a wide-band-gap insulator. Its presence on the thermodynamic convex hull highlights its structural reliability, making it a robust candidate for chemical applications where stable yttrium sources are required.
With extensive structural data available, this compound serves as a well-characterized building block in inorganic chemistry. Its insulating nature and predictable stability allow researchers to utilize it effectively in controlled synthesis environments and as a precursor for various yttrium-containing materials.
Key Properties
Cross-validated computational properties for yttrium(III) bromide, aggregated across 3 databases.
Band GapEnergy needed to move an electron from the valence band to the conduction band. Lower or zero values tend to behave more metallic; larger gaps are more insulating or semiconducting.
Energy Above HullThermodynamic distance from the most stable set of competing phases. 0 eV/atom is on the convex hull; small positive values may still be experimentally accessible.
StabilityA plain-language summary of the best reported energy-above-hull result. It reflects whether the lowest-energy structure is on, near, or far from the stability hull.
StructuresCount of reported calculated crystal structures for this formula, including alternate polymorphs, source databases, and observed space groups.
Applications
Where yttrium(III) bromide is used.
Frequently Asked Questions
Common questions about yttrium(III) bromide, answered from cross-validated data.
What is YBr3?
Yttrium(III) bromide is a stable, insulating salt composed of yttrium and bromine that is widely utilized as a precursor in chemical synthesis.
What is YBr3 used for?
What is the band gap of YBr3?
Is YBr3 a metal, semiconductor, or insulator?
Is YBr3 thermodynamically stable?
How many polymorphs of YBr3 are known?
What elements does YBr3 contain?
Where does the data for YBr3 come from?
How It Compares
As a primary yttrium halide, this compound serves as a fundamental reference point for the study of rare-earth bromides, providing a stable baseline for understanding the structural and electronic trends within the broader class of yttrium-based inorganic salts.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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