It is because of the fact that diamond has stronger covalent bond between C-C atoms and it requires large amount of energy to break the bonds.
non-metals have lower density, melting and boiling point but diamond has higher density, melting and boiling point.
Diamond is a covalent network solid, and those types of compounds have higher melting points than other types of compound.
The boiling point is always higher than the melting point.
gold melts at 1,948°F (1,064°C)diamond does not melt, long before it would reach the melting temperature of the carbon that makes it up a diamond will cease to be diamond: in an atmosphere containing oxygen it burns becoming carbon dioxide, in an atmosphere without oxygen it transitions to graphite. carbon melts at 6,422°F (3,550°C)salt melts at 1,474°F (801°C)
The melting point of bromine is -7,2 0C. The melting point of chlorine is -101,5 0C.
diamond has a 3 dimensional frame work of carbon and hence has high melting point
non-metals have lower density, melting and boiling point but diamond has higher density, melting and boiling point.
Water has a high melting point and boiling point because of hydrogen bonds
Diamond is a covalent network solid, and those types of compounds have higher melting points than other types of compound.
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The melting point (or freezing point) of oxygen is -218,79 0C.
CaO has a higher melting point.
Argon has the higher melting point.
The freezing or melting point of oxygen is -218.8 degrees Celsius or 54.36 Kelvin.
Smell
The boiling point is always higher than the melting point.
Granite has a higher melting point than iron.