Input interpretation
period 2 elements | melting point
Summary
median | -14.8 °C highest | 3550 °C (carbon) lowest | -248.59 °C (neon) distribution |
Plot
Plot
Melting point rankings
1 | neon | -248.59 °C 2 | fluorine | -219.6 °C 3 | oxygen | -218.3 °C 4 | nitrogen | -210.1 °C 5 | lithium | 180.54 °C 6 | beryllium | 1287 °C 7 | boron | 2075 °C 8 | carbon | 3550 °C
Unit conversions for median melting point -14.8 °C
258.4 K (kelvins)
5.4 °F (degrees Fahrenheit)
465.1 °R (degrees Rankine)
-11.8 °Ré (degrees Réaumur)
-0.26 °Rø (degrees Rømer)
Comparison for median melting point -14.8 °C
29.8 °C below temperature at STP (standard temperature and pressure), using the convention of European and South American natural gas companies (15 °C)
14.8 °C below temperature at STP (standard temperature and pressure), using the International Union of Pure and Applied Chemistry convention (0 °C)
3 °C above temperature of the ice/salt mixture defining the zero point of the Fahrenheit temperature scale (0 °F)
Corresponding quantities
Thermodynamic energy E from E = kT: | 22 meV (millielectronvolts)
Blackbody energy flux Φ from Φ = σT^4: | 253 W/m^2 (watts per square meter)
Approximate luminous exitance from a planar blackbody radiator perpendicular to its surface: | 5.3×10^-26 lx (lux)
Thermodynamic properties
phase at STP | all | gas | solid melting point | median | -14.8 °C | highest | 3550 °C (carbon) | lowest | -248.59 °C (neon) | distribution | boiling point | median | 579.5 °C | highest | 4027 °C (carbon) | lowest | -246.08 °C (neon) | distribution | critical temperature | median | 144.13 K | highest | 3223 K (lithium) | lowest | 44.4 K (neon) critical pressure | median | 5.043 MPa | highest | 67 MPa (lithium) | lowest | 2.76 MPa (neon) molar heat of fusion | median | 1.7 kJ/mol | highest | 105 kJ/mol (carbon) | lowest | 0.222 kJ/mol (oxygen) | distribution | molar heat of vaporization | median | 75.2 kJ/mol | highest | 715 kJ/mol (carbon) | lowest | 1.75 kJ/mol (neon) | distribution | specific heat at STP | median | 1030 J/(kg K) | highest | 3570 J/(kg K) (lithium) | lowest | 710 J/(kg K) (carbon) | distribution | adiabatic index | all | 7/5 | 5/3 (properties at standard conditions)