Carbon at Chemical Elements.com 


 

Basic Information


Name: Carbon
Symbol: C
Atomic Number: 6
Atomic Mass: 12.0107 amu
Melting Point: 3500.0 °C (3773.15 °K, 6332.0 °F)
Boiling Point: 4827.0 °C (5100.15 °K, 8720.6 °F)
Number of Protons/Electrons: 6
Number of Neutrons: 6
Classification: Non-Metal
Crystal Structure: Hexagonal
Density @ 293 K: 2.62 g/cm3
Color: May be black


Atomic Structure

[Bohr Model of Carbon]  
Number of Energy Levels: 2

    First Energy Level: 2
    Second Energy Level: 4

Isotopes

Isotope Half Life
C-11 20.3 minutes
C-12 Stable
C-13 Stable
C-14 5730.0 years
C-15 2.5 seconds

Facts


Date of Discovery: Known to the ancients
Discoverer: Unknown
Name Origin: From the Latin carbo (coal)
Uses: steel, filters
Obtained From: burning with insufficient oxygen