WCl6

Tungsten hexachloride · Tungsten(VI) chloride

Tungsten hexachloride is a stable, semiconducting inorganic compound primarily utilized as a chemical precursor in synthesis and catalysis.

ClW
Crystal structure of WCl6
Ground-state structure · Materials Project
Overview

About Tungsten hexachloride

Tungsten hexachloride is a binary metal halide characterized by its semiconducting electronic nature. As a thermodynamically stable compound residing on the convex hull, it serves as a robust building block in inorganic chemistry and organometallic synthesis.

Its utility stems from the reactivity of the tungsten-chlorine bonds, making it a vital starting material for the preparation of various tungsten-based complexes. It is frequently employed in catalytic processes and as a precursor for depositing thin films in advanced material engineering.

At a glance

Key Properties

Cross-validated computational properties for Tungsten hexachloride, aggregated across 3 databases.

Band Gap

1.75–1.92 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

10
3 databases, 2 space groups
Uses

Applications

Where Tungsten hexachloride is used.

Chemical synthesisCatalysisOrganometallic precursorThin film deposition
Reference

Frequently Asked Questions

Common questions about Tungsten hexachloride, answered from cross-validated data.

What is WCl6?

Tungsten hexachloride is a stable, semiconducting inorganic compound primarily utilized as a chemical precursor in synthesis and catalysis.

More questions
What is WCl6 used for?
Tungsten hexachloride (WCl6) is used in chemical synthesis, catalysis, organometallic precursor, and thin film deposition.
What is the band gap of WCl6?
Tungsten hexachloride (WCl6) has a DFT-computed band gap of 1.75–1.92 eV across 10 reported structures.
Is WCl6 a metal, semiconductor, or insulator?
With a band gap up to 1.92 eV it is a semiconductor.
Is WCl6 thermodynamically stable?
Yes — Tungsten hexachloride (WCl6) sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of WCl6 are known?
10 structures of WCl6 are reported across 3 databases, spanning 2 distinct space groups.
What elements does WCl6 contain?
Tungsten hexachloride (WCl6) contains Cl and W (2 elements).
Where does the data for WCl6 come from?
WCl6 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a prominent member of the tungsten halide family, this compound is distinguished by its high degree of thermodynamic stability, which facilitates its reliable use in complex chemical reactions compared to less stable halide counterparts.

Data sources & attribution
  • latticegraph — Lattice Graph Materials Intelligence Platform

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