Here are some chemical and physical properties:
Atomic number
6
Atomic mass
12.011 g.mol -1
Electronegativity according to Pauling
2.5
Density
2.2 g.cm-3 at 20°C
Melting point
3652 °C
Boiling point
4827 °C
Vanderwaals radius
0.091 nm
Ionic radius
0.26 nm (-4) ; 0.015 nm (+4)
Isotopes
3
Electronic shell
[ He ] 2s22p2
Energy of first ionisation
1086.1 kJ.mol -1
Energy of second ionisation
2351.9 kJ.mol -1
Energy of third ionisation
4618.8 kJ.mol -1
At negative 150 degrees Celsius, carbon would be in a solid state.
Changes of state, such as solid to liquid, or liquid to gas, are physical changes because no chemical reaction occurs. CO2 as a solid, a liquid, or a gas is still CO2. Generally, physical changes are easily reversed, so that if carbon dioxide is condensed from a gas to a liquid, it is easy to evaporate it back into a gas.
It is a physical change of state. CO2 solid (dry ice) is still CO2 as a gas.What does change is the physical heat content of the substance. By absorbing heat the physical state is changed from a solid at -109.3 degrees F to a gas at -109.3 degrees F. All the heat absorbed for the change of state is used by the molecules to expand in size (external energy), rather than to change in temperature. There is also a small amount of energy loss due to this change (entropy). Another calculation made is internal energy which is the internal molecular motive energy of the substance.
Allotropes are two or more different molecular forms of the same element in the same physical state. Examples include diamond and graphite, which are both allotropes of carbon.
The sublimation of carbon dioxide is a physical change, not a chemical property or change. Sublimation is the process in which a substance transitions directly from a solid to a gas without going through the liquid phase, and it does not involve any change in the chemical composition of the substance.
The state of carbon at standard room temperature and pressure is solid.
At negative 150 degrees Celsius, carbon would be in a solid state.
Compounds do not get a new name when they change physical state. Carbon dioxide's name in the liquid state in just "liquid carbon dioxide"
At standard pressure and temperature it is a solid.
When carbon (soot) is applied to snow, it can absorb sunlight and cause the snow to melt faster. This is a physical change as the snow changes from its solid state to liquid water due to the presence of the carbon.
gas
The physical change that is happening is called sublimation. Sublimation is when a solid (snow) directly turns into a gas (carbon dioxide) without passing through the liquid state.
Changes of state, such as solid to liquid, or liquid to gas, are physical changes because no chemical reaction occurs. CO2 as a solid, a liquid, or a gas is still CO2. Generally, physical changes are easily reversed, so that if carbon dioxide is condensed from a gas to a liquid, it is easy to evaporate it back into a gas.
Paraffin is thermally decomposed by burning; carbon dioxide and water vapors are produced.
The physical description of carbon : It is black and it comes in a powder form A form of carbon is diamond.
Nope, it's physical. When a material sublimes or sublimates, it changes state from a solid to a gas. Carbon dioxide does this, and so do mothballs. Nothing new is created; it's just a state change, so it's physical.
Heating carbon dioxide is a physical reaction because it does not change the chemical makeup of the substance, only its physical state. The heat energy causes the carbon dioxide molecules to vibrate more rapidly, increasing their kinetic energy and leading to a phase change from solid to gas.