Explain the term 'Organic Chemistry'. State the 'Natural sources' & 'Importance of organic compounds. 

Define organic chemistry.

Definition of organic Chemistry

State : natural sources of air pollution

Photosynthesis, a process of manufacture of organic compounds is

Explain the term - Nomenclature'. State its need with reference to organic compounds. State the basic rules of Nomenclature by the trivial system - with suitable examples. Explain the longest chain rule and the smallest number for functional groups rule of Nomenclature by the IUPAC system-with suitable examples.

The structure of isobutyl group in an organic compound is

Hydrocarbons are the parent compounds of all other organic compounds.

The structure of isobutyl group in an organic compound is :

Most abundant organic compound on earth is

Most abundant organic compound on earth is