Carbon And Its Compounds - PowerPoint Slides
1) Occurrence of carbon :- i) Carbon is found in the atmosphere, inside the earth's crust and in all living organisms. ii) Carbon is present in fuels like wood, coal, charcoal, coke, petroleum, natural gas, biogas, marsh gas etc. iii) Carbon is present in compounds like carbonates, hydrogen carbonates etc. iv) Carbon is found in the free state as diamond, graphite, fullerenes etc.