Input interpretation
group 16 elements | melting point
Summary
median | 221 °C highest | 449.51 °C (tellurium) lowest | -218.3 °C (oxygen) distribution | | (based on 5 values; 1 unavailable)
Entity with missing value
livermorium
Plot
Plot
Melting point rankings
1 | oxygen | -218.3 °C 2 | sulfur | 115.21 °C 3 | selenium | 221 °C 4 | polonium | 254 °C 5 | tellurium | 449.51 °C (based on 5 values; 1 unavailable)
Unit conversions for median melting point 221 °C
494 K (kelvins)
430 °F (degrees Fahrenheit)
889 °R (degrees Rankine)
177 °Ré (degrees Réaumur)
124 °Rø (degrees Rømer)
Comparison for median melting point 221 °C
12 °C below autoignition temperature of book paper in Ray Bradbury's famous novel (451 °F)
25 °C below to 3 °C above autoignition temperature of paper (218 to 246 °C)
94 °C above hottest temperature of a Concorde nose tip (127 °C)
Corresponding quantities
Thermodynamic energy E from E = kT: | 43 meV (millielectronvolts)
Blackbody energy flux Φ from Φ = σT^4: | 3381 W/m^2 (watts per square meter)
Approximate luminous exitance from a planar blackbody radiator perpendicular to its surface: | 8.6×10^-10 lx (lux)
Thermodynamic properties
phase at STP | all | gas | solid melting point | median | 221 °C | highest | 449.51 °C (tellurium) | lowest | -218.3 °C (oxygen) | distribution | boiling point | median | 685 °C | highest | 988 °C (tellurium) | lowest | -182.9 °C (oxygen) | distribution | critical temperature | median | 1314 K | highest | 1766 K (selenium) | lowest | 154.59 K (oxygen) | distribution | critical pressure | median | 20.7 MPa | highest | 27.2 MPa (selenium) | lowest | 5.043 MPa (oxygen) | distribution | molar heat of fusion | median | 5.4 kJ/mol | highest | 17.5 kJ/mol (tellurium) | lowest | 0.222 kJ/mol (oxygen) | distribution | molar heat of vaporization | median | 26 kJ/mol | highest | 100 kJ/mol (polonium) | lowest | 3.41 kJ/mol (oxygen) | distribution | specific heat at STP | median | 513 J/(kg K) | highest | 919 J/(kg K) (oxygen) | lowest | 201 J/(kg K) (tellurium) | distribution | (properties at standard conditions)
Nearest corresponding gas marks for median melting point 221 °C (degrees Celsius)
| temperature | usage gas mark 7 | 220 °C | United Kingdom stufe 4 | 220 °C | Germany (actual measurements may vary)