H3NO4

H3NO4 is a thermodynamically stable, insulating compound composed of hydrogen, nitrogen, and oxygen.

HNO
Crystal structure of H3NO4
Ground-state structure · Materials Project
Overview

About H3NO4

H3NO4 is a distinct inorganic compound characterized by its insulating electronic nature and wide band gap. As a thermodynamically stable material residing on the convex hull, it represents a robust configuration of hydrogen, nitrogen, and oxygen atoms.

Its structural diversity is highlighted by numerous reported configurations across multiple databases. This complexity makes it a subject of interest for researchers investigating stable, non-conductive chemical systems.

At a glance

Key Properties

Cross-validated computational properties for H3NO4, aggregated across 3 databases.

Band Gap

3.35–3.92 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

19
3 databases, 1 space group
Reference

Frequently Asked Questions

Common questions about H3NO4, answered from cross-validated data.

What is H3NO4?

H3NO4 is a thermodynamically stable, insulating compound composed of hydrogen, nitrogen, and oxygen.

More questions
What is the band gap of H3NO4?
H3NO4 has a DFT-computed band gap of 3.35–3.92 eV across 19 reported structures.
Is H3NO4 a metal, semiconductor, or insulator?
With a wide band gap up to 3.92 eV it is an insulator / wide-band-gap material.
Is H3NO4 thermodynamically stable?
Yes — H3NO4 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of H3NO4 are known?
19 structures of H3NO4 are reported across 3 databases, spanning 1 distinct space group.
What elements does H3NO4 contain?
H3NO4 contains H, N, and O (3 elements).
Where does the data for H3NO4 come from?
H3NO4 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a unique chemical entity, H3NO4 stands as a stable, well-defined compound within its structural class, serving as a reference point for future studies into similar hydrogen-nitrogen-oxygen arrangements.

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

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