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प्रश्न
What is vital force theory?
उत्तर
Vital Force Theory is a theory made by the scientist Berzelius in 1809, which assumed that organic substances such as sugar, starch, protein, and vitamins were assumed to be acquired naturally from plants and animals and could not be synthesised in laboratories. The theory of vital force refers to the force that organic substances generate.
संबंधित प्रश्न
How many isomers of the following hydrocarbons are possible?
(a) C3H8
(b) C4H10
Write the IUPAC name of the foloowing:
CH3 - C = CH
Name the organic compound prepared by each of the following reactions:
\[\ce{CaC2 + 2H2O ->}\]
Give chemical equation for:
The preparation of ethyne from 1,2 - dibromoethane.
An organic compound undergoes addition reactions and gives a red colour precipitate with ammoniacal cuprous chloride. Therefore, the organic compound could be ______.
Compound A is bubbled through bromine dissolved in carbon tetrachloride and the product is CH2Br - CH2Br.
\[\ce{A ->[Br2/Od4] CH2Br - CH2Br}\]
Name (not formula) the compound formed when steam reacts with A in the presence of phosphoric acid.
The unsaturated hydrocarbons undergo ______.
Give balanced equation for the laboratory preparations of the following organic compound:
An unsaturated hydrocarbon from calcium carbide
Give balanced chemical equations for the following conversion:
Sodium ethanoate to methane
Give the structural formula of the following organic compound:
Methanal
