Names | |
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IUPAC name
Tin(IV) sulfide
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Other names
Tin disulfide, Stannic sulfide, Mosaic gold
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Identifiers | |
3D model (JSmol)
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ChEBI | |
ECHA InfoCard | 100.013.867 |
EC Number |
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PubChem CID
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UNII | |
CompTox Dashboard (EPA)
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Properties | |
S2Sn | |
Molar mass | 182.83 g·mol−1 |
Appearance | Gold-yellow powder |
Odor | Odorless |
Density | 4.5 g/cm3[1] |
Melting point | 600 °C (1,112 °F; 873 K) decomposes[1] |
Insoluble | |
Solubility | Soluble in aq. alkalis, decompose in aqua regia[1] Insoluble in alkyl acetates, acetone[2] |
Structure | |
Rhombohedral, hP3[3] | |
P3m1, No. 164[3] | |
3 2/m[3] | |
a = 3.65 Å, c = 5.88 Å[3] α = 90°, β = 90°, γ = 120°
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Octahedral (Sn4+)[3] | |
Hazards | |
GHS labelling: | |
[4] | |
Warning | |
H302, H312, H315, H319, H332, H335[4] | |
P261, P280, P301+P312, P302+P352, P304+P340, P305+P351+P338, P332+P313[4] | |
NFPA 704 (fire diamond) | |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Tin(IV) sulfide is a compound with the formula Sn S
2. The compound crystallizes in the cadmium iodide motif, with the Sn(IV) situated in "octahedral holes' defined by six sulfide centers.[5] It occurs naturally as the rare mineral berndtite.[6] It is useful as semiconductor material with band gap 2.2 eV.[7]
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