K2SeO4
Potassium selenate · Dipotassium selenate
Potassium selenate is a stable, insulating inorganic salt frequently used as a chemical reagent in laboratory and industrial applications.
About Potassium selenate
Potassium selenate is a stable inorganic salt characterized by its wide-gap insulating electronic profile. As a member of the selenate family, it maintains a robust structural configuration that sits firmly on the thermodynamic convex hull, indicating high stability under standard conditions.
This compound serves as a vital reagent in chemical synthesis and research, particularly in studies involving selenium chemistry. Its structural versatility is highlighted by the multiple reported crystallographic arrangements found across various materials databases.
Key Properties
Cross-validated computational properties for Potassium selenate, 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.
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.
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.
StructuresCount of reported calculated crystal structures for this formula, including alternate polymorphs, source databases, and observed space groups.
Applications
Where Potassium selenate is used.
Frequently Asked Questions
Common questions about Potassium selenate, answered from cross-validated data.
What is K2SeO4?
Potassium selenate is a stable, insulating inorganic salt frequently used as a chemical reagent in laboratory and industrial applications.
What is K2SeO4 used for?
What is the band gap of K2SeO4?
Is K2SeO4 a metal, semiconductor, or insulator?
Is K2SeO4 thermodynamically stable?
How many polymorphs of K2SeO4 are known?
What elements does K2SeO4 contain?
Where does the data for K2SeO4 come from?
How It Compares
As a stable selenate, this compound represents a fundamental building block in inorganic chemistry. It serves as a primary reference point for understanding the structural and electronic behavior of alkali metal selenates.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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