Melting Point of Common Halides
The melting points of halides can vary widely depending on the specific halide and its composition. The following table provides a curated list of melting point values for common halides at 1 atmospheric (atm) pressure. (1 atm = 101,325 Pa)
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| Hydrogen Fluoride (HF) | -83.6 |
| Hydrogen Chloride (HCl) | -114.2 |
| Hydrogen Bromide (HBr) | -87 |
| Hydrogen Iodide (HI) | -50.8 |
| Sodium Fluoride (NaF) | 993 |
| Sodium Chloride (NaCl) | 800 |
| Sodium Bromide (NaBr) | 755 |
| Sodium Iodide (NaI) | 660 |
| Potassium Fluoride (KF) | 858 |
| Potassium Chloride (KCl) | 770 |
| Potassium Bromide (KBr) | 730 |
| Potassium Iodide (KI) | 681 |
| Calcium Fluoride (CaF2) | 1418 |
| Calcium Chloride (CaCl2) | 775 |
| Calcium Bromide (CaBr2) | 730 |
| Calcium Iodide (CaI2) | 780 |
| Magnesium Fluoride (MgF2) | 1263 |
| Magnesium Chloride (MgCl2) | 714 |
| Magnesium Bromide (MgBr2) | 711 |
| Magnesium Iodide (MgI2) | 634 |
| Aluminum Fluoride (AlF3) | 1290 (sublimes) |
| Aluminum Chloride (AlCl3) | 180 (sublimes) |
| Aluminum Bromide (AlBr3) | 97.5 |
| Aluminum Iodide (AlI3) | 188 |
| Zinc Chloride (ZnCl2) | 290 |
| Zinc Bromide (ZnBr2) | 394 |
| Zinc Iodide (ZnI2) | 446 |
| Silver Fluoride (AgF) | 435 |
| Silver Chloride (AgCl) | 455 |
| Silver Bromide (AgBr) | 430 |
| Silver Iodide (AgI) | 558 |
| Copper(I) Chloride (CuCl) | 430 |
| Copper(I) Bromide (CuBr) | 497 |
| Copper(I) Iodide (CuI) | 606 |
| Copper(II) Fluoride (CuF2) | 836 |
| Copper(II) Chloride (CuCl2) | 630 |
| Copper(II) Bromide (CuBr2) | 498 |
| Iron(II) Fluoride (FeF2) | 970 |
| Iron(II) Chloride (FeCl2) | 677 |
| Iron(II) Bromide (FeBr2) | 690 |
| Iron(II) Iodide (FeI2) | 587 |
| Iron(III) Chloride (FeCl3) | 304 |
| Iron(III) Bromide (FeBr3) | 200 (decomposes) |
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).