Melting Point of Common Sulfides
The melting point of sulfides can vary widely depending on the specific sulfide compound. The following table provides a comprehensive list of melting point values for common sulfides at 1 atmospheric (atm) pressure. (1 atm = 101,325 Pa)
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| Hydrogen Sulfide (H2S) | -85.5 |
| Iron(II) Sulfide (FeS) | 1194 |
| Zinc Sulfide (ZnS) | 1850 (sublimes) |
| Lead(II) Sulfide (PbS) | 1113 |
| Copper(I) Sulfide (Cu2S) | 1130 |
| Copper(II) Sulfide (CuS) | > 500 (decomposes) |
| Silver Sulfide (Ag2S) | 836 |
| Mercury(II) Sulfide (HgS) | 580 (decomposes) |
| Nickel Sulfide (NiS) | 797 |
| Cobalt Sulfide (CoS) | 1117 |
| Molybdenum(IV) Sulfide (MoS2) | 2375 |
| Manganese(II) Sulfide (MnS) | 1610 |
| Bismuth(III) Sulfide (Bi2S3) | 850 |
| Antimony(III) Sulfide (Sb2S3) | 550 |
| Arsenic(III) Sulfide (As2S3) | 310 |
| Tin(II) Sulfide (SnS) | 880 |
| Tin(IV) Sulfide (SnS2) | 600 (decomposes) |
| Aluminum Sulfide (Al2S3) | 1100 |
| Sodium Sulfide (Na2S) | 1180 |
| Potassium Sulfide (K2S) | 840 |
| Barium Sulfide (BaS) | 2230 |
| Strontium Sulfide (SrS) | 2000 |
| Calcium Sulfide (CaS) | 2524 |
| Magnesium Sulfide (MgS) | 2226 |
| Lithium Sulfide (Li2S) | 938 |
| Rubidium Sulfide (Rb2S) | 530 |
| Cesium Sulfide (Cs2S) | 480 |
Related Tables
References: 1) Cardarelli, François. Materials Handbook: A Concise Desktop Reference. Switzerland: Springer International Publishing, 2018. 2) CRC Handbook of Chemistry and Physics, 97th Edition. United Kingdom: CRC Press, 2016-2017. 3) Yaws, Carl L. The Yaws Handbook of Physical Properties for Hydrocarbons and Chemicals. Netherlands: Elsevier Science, 2015. 4) Occupational Safety and Health Administration (OSHA): The National Institute for Occupational Safety and Health (NIOSH).