Mn2H2SO6

ceramic

· JVASP-51386· Mn2H2SO6

Mn2H2SO6 is an inorganic ceramic compound containing manganese, hydrogen, and sulfate groups, representing a mixed-valence manganese sulfate hydrate system. While not a mainstream engineering material, compounds in this family are of research interest for electrochemical energy storage, catalysis, and thermal applications due to manganese's variable oxidation states and sulfate chemistry. Engineers would consider this material primarily in experimental contexts for battery cathodes, catalytic supports, or specialty ceramic applications where manganese chemistry offers advantages in redox reactivity or thermal stability.

battery materials researchcatalytic supportselectrochemical cellshigh-temperature ceramicsexperimental/developmental applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1232	lb/in³	DFT · OptB88vdW

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

Filter by

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	1.540	eV	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	41.05	-	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000455	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000846	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-357.4	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	320.3	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.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.07290	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.348	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.

Mn2H2SO6 — Properties & Data | MatWorld

Mn2H2SO6

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental