Do you know !! Berzelius gave vital force theory in 1809 . According to ‘Vital Force Theory’ 1.Organic compounds are prepared only inside the bodies of living organisms by a super natural force called vital force. 2.It is impossible to synthesize organic compounds in laboratory. Rejection of Vital Force theory: In 1828, Friedrich Wohler (aWhat are the main Sources of Organic Compounds – Class 12 Chemistry Organic Compounds