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1_______. Most, however, become laboratory findings and for the present, at least, have no practical application. 2_______. The million or so organic compounds now known and characterized were synthesized in the laboratories of the world in the past 150 years.
3_______.
Many other organic compounds are prepared from these materials after they are separated into their constituents. 4_______.
A very few number may provide an important explanation of the mechanism of fundamental chemical reaction in the human body
The preparation of new and different compounds through chemical reaction is called organic synthesis
Complex mixtures of hydrocarbon compounds containing only carbon and hydrogen occur in very large quantities in nature as petroleum and natural gas
From the simplest hydrocarbon, methane, come such products as plastic vessels, acrylic fibers, vinyl paints, etc