NaSbO2
sodium antimonite · sodium metaantimonite
Sodium antimonite is an inorganic compound composed of sodium, antimony, and oxygen. It is primarily utilized as a chemical intermediate in the synthesis of various antimony-containing materials and specialized glass formulations.
NaOSb
Overview
Key Properties
Cross-validated computational properties for sodium antimonite, 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.
1.47–3.75 eV
Range across DFT structures
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.
0.001 eV/atom
Best (lowest) across sources
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.
On hull (stable)
2 DFT sources
StructuresCount of reported calculated crystal structures for this formula, including alternate polymorphs, source databases, and observed space groups.
11
3 databases, 3 space groups
Crystallography
Reported Structures
Lowest-energy structures reported for NaSbO2, ranked by energy above hull.
| Space GroupSymmetry classification of the crystal arrangement. The number is the international space-group index. | Crystal SystemBroad lattice family, such as cubic, tetragonal, monoclinic, or triclinic, derived from unit-cell symmetry. | Band Gap (eV)Electronic gap calculated for this specific reported structure, measured in electronvolts. | E above hull (eV/atom)Thermodynamic distance from the convex hull for this structure, normalized per atom. Lower is generally more stable. | E/atom (eV)Computed total energy normalized per atom. Use energy above hull, not this value alone, when comparing stability. | Density (g/cm³)Mass per relaxed crystal volume, reported in grams per cubic centimeter. |
|---|---|---|---|---|---|
| C2/c (No. 15) | monoclinic | 1.47 | 0.0007 | -5.693 | 4.82 |
| Pbca (No. 61) | orthorhombic | 2.77 | 0.0036 | -5.691 | 3.79 |
| Pbca (No. 61) | orthorhombic | 3.75 | 0.0114 | -11.962 | 4.04 |
| Pbca (No. 61) | Orthorhombic | — | — | — | 3.79 |
| Pbca (No. 61) | Orthorhombic | — | — | — | 4.01 |
| Pbca (No. 61) | Orthorhombic | — | — | — | 3.87 |
| C2/c (No. 15) | Monoclinic | — | — | — | 4.56 |
| C2/c (No. 15) | — | — | — | — | — |
| C2/c (No. 15) | Monoclinic | — | — | — | 4.83 |
| C2/c (No. 15) | Monoclinic | — | — | — | 4.68 |
| P4mm (No. 99) | — | — | — | — | — |
Uses
Applications
Where sodium antimonite is used.
chemical synthesisglass manufacturingflame retardant research
Reference
Frequently Asked Questions
Common questions about sodium antimonite, answered from cross-validated data.
What is NaSbO2?
Sodium antimonite is an inorganic compound composed of sodium, antimony, and oxygen. It is primarily utilized as a chemical intermediate in the synthesis of various antimony-containing materials and specialized glass formulations.
More questions
What is NaSbO2 used for?
sodium antimonite (NaSbO2) is used in chemical synthesis, glass manufacturing, and flame retardant research.
What is the band gap of NaSbO2?
sodium antimonite (NaSbO2) has a DFT-computed band gap of 1.47–3.75 eV across 11 reported structures.
Is NaSbO2 a metal, semiconductor, or insulator?
With a wide band gap up to 3.75 eV it is an insulator / wide-band-gap material.
Is NaSbO2 thermodynamically stable?
Yes — sodium antimonite (NaSbO2) sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
What is the crystal structure of NaSbO2?
The lowest-energy reported polymorph of sodium antimonite (NaSbO2) is monoclinic symmetry, space group C2/c (No. 15).
What is the density of NaSbO2?
The computed density of the ground-state structure of sodium antimonite (NaSbO2) is 4.82 g/cm³.
How many polymorphs of NaSbO2 are known?
11 structures of NaSbO2 are reported across 3 databases, spanning 3 distinct space groups.
What elements does NaSbO2 contain?
sodium antimonite (NaSbO2) contains Na, O, and Sb (3 elements).
Where does the data for NaSbO2 come from?
NaSbO2 data is cross-referenced from materials_project, mpaloe, jarvis.
Data sources & attribution
- materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
- mpaloe — Data from mpaloe.
- jarvis — Data from JARVIS (NIST). Cite: Choudhary et al., npj Comp. Mater. 6, 173 (2020).
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