H3ClO5

H3ClO5 is a thermodynamically stable, wide-gap insulating inorganic compound composed of hydrogen, chlorine, and oxygen.

ClHO
Crystal structure of H3ClO5 (monoclinic, P21/c (No. 14))
Ground-state structure · Materials Project
Overview

About H3ClO5

H3ClO5 is a distinct inorganic compound characterized by its insulating electronic nature and wide-band-gap behavior. As a thermodynamically stable phase residing on the convex hull, it represents a robust configuration within its chemical system.

Its structural complexity is evidenced by the multiple reported configurations found in scientific databases. This material serves as a significant subject for researchers investigating the fundamental interactions between hydrogen, chlorine, and oxygen in solid-state chemistry.

At a glance

Key Properties

Cross-validated computational properties for H3ClO5, aggregated across 2 databases.

Band Gap

3.48–5.49 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
1 DFT source

Structures

13
2 databases, 4 space groups
Crystallography

Reported Structures

Lowest-energy structures reported for H3ClO5, ranked by energy above hull.

Space GroupCrystal SystemBand Gap (eV)E above hull (eV/atom)E/atom (eV)Density (g/cm³)
P21/c (No. 14)monoclinic5.490.0000-4.9062.15
Pna21 (No. 33)orthorhombic5.480.0034-4.9032.15
Pnma (No. 62)orthorhombic5.230.0441-4.8621.75
Pm (No. 6)monoclinic4.890.0544-4.8522.08
Pnma (No. 62)orthorhombic4.910.0574-4.8492.14
Pnma (No. 62)orthorhombic4.920.0665-4.8401.90
Pnma (No. 62)orthorhombic3.480.1027-4.8041.43
Pnma (No. 62)
Pnma (No. 62)
Pnma (No. 62)
Pnma (No. 62)
Pm (No. 6)
Reference

Frequently Asked Questions

Common questions about H3ClO5, answered from cross-validated data.

What is H3ClO5?

H3ClO5 is a thermodynamically stable, wide-gap insulating inorganic compound composed of hydrogen, chlorine, and oxygen.

More questions
What is the band gap of H3ClO5?
H3ClO5 has a DFT-computed band gap of 3.48–5.49 eV across 13 reported structures.
Is H3ClO5 a metal, semiconductor, or insulator?
With a wide band gap up to 5.49 eV it is an insulator / wide-band-gap material.
Is H3ClO5 thermodynamically stable?
Yes — H3ClO5 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
What is the crystal structure of H3ClO5?
The lowest-energy reported polymorph of H3ClO5 is monoclinic symmetry, space group P21/c (No. 14).
What is the density of H3ClO5?
The computed density of the ground-state structure of H3ClO5 is 2.15 g/cm³.
How many polymorphs of H3ClO5 are known?
13 structures of H3ClO5 are reported across 2 databases, spanning 4 distinct space groups.
What elements does H3ClO5 contain?
H3ClO5 contains Cl, H, and O (3 elements).
Where does the data for H3ClO5 come from?
H3ClO5 data is cross-referenced from materials_project, jarvis.
Comparison

How It Compares

As a unique entry in its chemical space, H3ClO5 stands as a stable reference point for understanding the bonding and structural arrangements possible for this specific combination of elements.

Data sources & attribution
  • materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
  • jarvis — Data from JARVIS (NIST). Cite: Choudhary et al., npj Comp. Mater. 6, 173 (2020).

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