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Carbon (from
Latin carbo 'coal') is a
chemical element; it has
symbol C and
atomic number 6. It is
nonmetallic and tetravalent—meaning that its
atoms are...
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source of
available carbon in the
carbon cycle,
atmospheric CO2 is the
primary carbon source for life on Earth. In the air,
carbon dioxide is transparent...
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carbon–
carbon bond is a
covalent bond
between two
carbon atoms. The most
common form is the
single bond: a bond
composed of two electrons, one from each...
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consists of one
carbon atom and one
oxygen atom
connected by a
triple bond. It is the
simplest carbon oxide. In
coordination complexes, the
carbon monoxide ligand...
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Carbon fibre reinforced carbon (CFRC),
carbon–
carbon (C/C), or
reinforced carbon–
carbon (RCC) is a
composite material consisting of
carbon fiber reinforcement...
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Activated carbon, also
called activated charcoal, is a form of
carbon commonly used to
filter contaminants from
water and air,
among many
other uses....
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Carbon tetrachloride, also
known by many
other names (such as
carbon tet for
short and tetrachloromethane, also
recognised by the IUPAC) is a chemical...
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Carbon fibers or
carbon fibres (alternatively CF,
graphite fiber or
graphite fibre) are
fibers about 5 to 10
micrometers (0.00020–0.00039 in) in diameter...
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carbon footprint (or
greenhouse gas footprint) is a
calculated value or
index that
makes it
possible to
compare the
total amount of
greenhouse gases...
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Carbon-14, C-14, 14 C or radiocarbon, is a
radioactive isotope of
carbon with an
atomic nucleus containing 6
protons and 8 neutrons. Its
presence in organic...