Cr2HgO4 — Properties & Data | MatWorld

Cr2HgO4

ceramic

· JVASP-12620· Cr2HgO4

Cr2HgO4 is an inorganic ceramic compound combining chromium and mercury oxides, belonging to the class of mixed-metal oxide ceramics. This material is primarily of research and specialized industrial interest rather than mainstream engineering use, with applications in pigmentation, catalysis, and specialized chemical environments where its unique chromium-mercury oxide properties provide advantages over conventional ceramics. Engineers would consider this material in niche applications requiring specific chemical reactivity or optical properties inherent to its composition, though handling and environmental concerns associated with mercury-containing compounds typically limit its adoption to controlled industrial and laboratory settings.

ceramic pigmentscatalytic applicationsspecialized chemical processingresearch materialsmercury compound chemistrychromium oxide systems

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	7.308	kg/m³	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.000	eV	DFT · OptB88vdW
↳	0.000	eV	DFT · TBmBJ
Thermoelectric Power Factor(PF)2 entries	0.000153	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00000678	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-45.37	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-10.96	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.2388	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.571	eV/atom	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

Regulatory Screening

Environmental

RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.

Cr2HgO4

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental