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प्रश्न
What is vital force theory?
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उत्तर
Organic molecules like sugars, starches, proteins and vitamins were believed to be derived from living organisms, including plants and animals, through natural processes and could not be synthesised in laboratories. The force responsible for the production of organic molecules is referred to as vital force theory.
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संबंधित प्रश्न
Vinegar is greyish in colour with a particular taste. Explain.
Why vital force theory was discarded?
Give reasons for the existence of the large number of organic compounds.
Fill in the blank with appropriate word/words.
In laboratory ethyne is prepared by the reaction of water an _________
Fill in the blanks by chosing words from the given list of words:
Addition, Carbohydrates, CnH2n-2, CnH2n+2, electrochemical, homologus, hydrocarbons, saturated, substitution, unsaturated.
The alkanes form a ______series with general formula_________The alkanes are_______,which generally undergo________reactions.
Write balanced equations to show the preparation of the following:
Ethanoic acid from ethane
Which compound should be heated with soda lime to obtain ethane gas in the laboratory?
Draw the structural formula of a compound with two carbon atoms in the following case:
An unsaturated hydrocarbon with carbon to carbon triple bond.
Give balanced equation for the laboratory preparations of the following organic compound:
An unsaturated hydrocarbon from an alcohol
Give a chemical term for a reaction in which hydrogen of a alkane is replaced by a halogen
