4000 BCE

Carbon

• Organic chemistry
• is defined as the chemistry
• of carbon compounds.
• All known life-forms
• plant and animal
• are made with carbon.

Atomic number 6

• Neolithic people
• carved ornaments from coal
• in the Shenyang area of China.
• People in India found
• diamonds in alluvial deposits
• and related them to Indra’s thunderbolt.
• The civilizations
• in Egypt and Sumeria
• used coal and charcoal.

Forms of carbon

• Soot, charcoal, coal, coke,
• atomic and diatomic carbon,
• carbine-derived carbon,
• diamond and vitreous carbon,
• coal tar, carbon black, carbon dioxide,
• water gas, carborundum or silicon carbide,
• graphite, graphene, buckminsterfullerene,
• carbon nanotube, nanobud, and nanofoam,
• and carbon fibre,
• viruses, archaea, bacteria,
• and eukaryotes which include
• protozoa, plants,
• algae, fungi, slime molds,
• and animals such as us,
• all have something in common.
• Enough said?