OF2

Oxygen difluoride · Oxygen fluoride, Fluorine monoxide

Oxygen difluoride is a thermodynamically stable semiconducting compound consisting of oxygen and fluorine atoms.

FO
Crystal structure of OF2
Ground-state structure · Materials Project
Overview

About Oxygen difluoride

Oxygen difluoride is a distinct inorganic compound composed of oxygen and fluorine. It is recognized for its thermodynamic stability, sitting securely on the convex hull, which distinguishes it as a robust chemical species within its structural family. Its electronic character is identified as semiconducting, making it a subject of interest for specialized chemical research and synthesis applications.

With multiple reported structures across various databases, this compound is well-documented in the scientific literature. Its unique bonding arrangement and stability profile allow it to serve as a potent fluorinating agent, playing a critical role in high-energy chemical processes and specialized laboratory synthesis where reactive oxygen-fluorine species are required.

At a glance

Key Properties

Cross-validated computational properties for Oxygen difluoride, aggregated across 3 databases.

Band Gap

2.12 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

8
3 databases, 5 space groups
Uses

Applications

Where Oxygen difluoride is used.

Fluorinating agentRocket propellant oxidizerChemical synthesis
Reference

Frequently Asked Questions

Common questions about Oxygen difluoride, answered from cross-validated data.

What is OF2?

Oxygen difluoride is a thermodynamically stable semiconducting compound consisting of oxygen and fluorine atoms.

More questions
What is OF2 used for?
Oxygen difluoride (OF2) is used in fluorinating agent, rocket propellant oxidizer, and chemical synthesis.
What is the band gap of OF2?
Oxygen difluoride (OF2) has a DFT-computed band gap of 2.12 eV across 8 reported structures.
Is OF2 a metal, semiconductor, or insulator?
With a band gap up to 2.12 eV it is a semiconductor.
Is OF2 thermodynamically stable?
Yes — Oxygen difluoride (OF2) sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of OF2 are known?
8 structures of OF2 are reported across 3 databases, spanning 5 distinct space groups.
What elements does OF2 contain?
Oxygen difluoride (OF2) contains F and O (2 elements).
Where does the data for OF2 come from?
OF2 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a thermodynamically stable semiconducting compound, oxygen difluoride represents a foundational example of oxygen-fluorine chemistry. Unlike more transient or unstable interhalogens, its position on the convex hull ensures it remains a reliable subject for structural studies and chemical modeling.

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

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