CARBON, C (6)
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ATOMIC ARCHITECTURE
CARBON
C (6)
ˈkɑːrbən
PHONETICS
Carbon is non-metallic and tetravalent-making with four electrons available to form covalent chemical bonds. 14C is a radioactive isotope, decaying with a half-life of about 5,730 years.
ELEMENT BRIEF
3750 BCE by Egyptians and Sumerians.
DISCOVERY
Latin, carbō ('charcoal, coal').
ETYMOLOGY
Carbon
ELEMENT
C
SYMBOL
6
ATOMIC NUMBER
7440-44-0
CAS NUMBER
ELEMENTAL SPECTRUM
Black
ELEMENTAL COLOUR
2.417'000
REFRACTIVE INDEX
-
POISSON RATIO
3.419 cm³
MOLAR VOLUME
-
BRINELL HARDNESS
0.50
MOHS HARDNESS
-
VICKERS HARDNESS
18,350 m/s, Mach 53.498'5
SPEED OF SOUND
33.00G Pa, 325.684'7k Atm
BULK MODULUS
-
SHEAR MODULUS
-
YOUNG MODULUS
ALLOTROPES
3,823.15 K, 3,550.00 °C
MELTING POINT
4,300.15 K, 4,027.00 °C
BOILING POINT
758.15 K, 485.00 °C
AUTOMATIC IGNITION
-
FLASHPOINT
-
CRITICAL TEMPERATURE
-
CRITICAL PRESSURE
140.000'000 W/(m K)
THERMAL CONDUCTIVITY
0.000’007’1 K¯¹
THERMAL EXPANSION
710.00 J/(kg K)
SPECIFIC HEAT
105.000 kJ/mol
HEAT FUSION
715.000 kJ/mol
HEAT VAPORISATION
393.000 J/(kg K)
HEAT COMBUSTION
-
CURIE POINT
-
NEEL POINT
-
ADIABATIC INDEX
Solid
PHASE
Conductor
ELECTRICAL TYPE
100.00k S/m
CONDUCTIVITY
10.00μ Ω.m
RESISTIVITY
-
SUPERCONDUCTING POINT
Diamagnetic
MAGNETIC TYPE
-0.000'000'006'2
MASS SUSCEPTIBILITY
-0.000'000'000'074'50
MOLAR SUSCEPTIBILITY
-0.000'014'000'00
VOLUME SUSCEPTIBILITY
Non Metal
CLASSIFICATION
12.010'735'9
ATOMIC WEIGHT
67 pm
ATOMIC RADIUS
75 pm
COVALENT RADIUS SINGLE BOND
67 pm
COVALENT RADIUS DOUBLE BOND
60 pm
COVALENT RADIUS TRIPLE BOND
170 pm
VAN DER WAALS RADIUS
[He]2s²2p²
ELECTRON CONFIGURATION
Hexagonal, Primitive
CRYSTAL STRUCTURE
3.513'00 g/cm³
DENSITY AS SOLID
-
DENSITY AS LIQUID
-
DENSITY AS GAS
P6₃/mmc
SPACE GROUP NAME
194
SPACE GROUP NUMBER
π/2, π/2 & 2π/3
LATTICE ANGLES
246.4, 246.4 & 671.1 pm
LATTICE CONSTANTS
4
VALENCE
2.55
ELECTRONEGATIVITY
121.78 kJ/mol
ELECTRON AFFINITY
IONISATION ENERGY
0.5 %
UNIVERSE
1.5 %
METEORITES
0.3 %
SUN
0.18 %
EARTH CRUST
0.002'8 %
OCEANS
23 %
HUMANS
Stable
HALF LIFE
Stable
LIFETIME
2p² = 2, 1, 0, +1/2
QUANTUM NUMBERS
5.551'00 b σs
NEUTRON CROSS SECTION
0.003'50 b σa
NEUTRON MASS ABSORPTION
STABLE ISOTOPES
UNSTABLE ISOTOPES
ISOTOPIC CHAIN
CENTRALDATACORE
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