It depends on the pressure and temperature.
It is a gas.
Gas.
Solid
gas
I believe that at room temperature, Carbon resides in the state of Minnesota.
can be a solid liquid or gas
All allotropes of carbon (graphite, diamond, buckyballs, nanotubes, ect.) are commonly solid
Carbon is a chemical element. It has the symbol C.
Yes. Everything that exists is matter in a various state.
Coal is a solid state of matter. It is a naturally occurring combustible material composed primarily of carbon and other elements, often used as a source of energy.
Examples of gas state of matter include oxygen, hydrogen, nitrogen, and carbon dioxide. These substances have particles that are spread far apart, move freely, and take the shape of their container.
Gas can sometimes be visible with the example of smoke from a cigarette but it is also invisible as in the case of carbon monoxide which could not be seen or smelled.