Composition of Organic Compounds

 Organic Compounds, essentially, contain carbon element. Expect in few, hydrogen is also present in the organic compounds. carbon tetrachloride  (CCL4) and benzene hexa chloride (C6Cl6) are organic compounds lacking hydrogen. The non-metals like oxygen, Nitrogen,  sulphur, chloride, fluorine, phosphorous and metals like sodium, magnesiun, iron, etc. may also be present in organic compound.