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प्रश्न
Write the chemical equation for the following:
Saponification Reaction
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उत्तर
Ester + NaOH `->` Salt of Carboxylic acid + Alcohol
For example:
\[\ce{C2H5COOCH3 + NaOH -> C2H5COONa + CH3OH}\]
संबंधित प्रश्न
While studying saponification reaction for the preparation of soap, a teacher suggested to a student to add a small quantity of common salt to the reaction mixture. The function of common salt in this reaction is to
(A) reduce the alkalinity of the soap
(B) reduce the acidity of the soap
(C) enhance the cleansing capacity of soap
(D) favour precipitation of soap
Which of the following will give brisk effervescence with sodium hydrogen carbonate and why?
CH3COOH, CH3CH2OH
The substance which can produce brisk effervescence with baking soda solution is:
(a) ethanol
(b) vegetable oil
(c) vinegar
(d) soap solution(b) hydrocarbon ends directed towards the centre and ionic ends directed outwards
In a soap micelle, the soap molecules are arranged radially with the hydrocarbon ends, i.e. hydrophobic, directed towards the centre; and, ionic ends, i.e. hydrophilic, directed outwards.
Consider the following organic compounds:
HCHO, C2H5OH, C2H6, CH3COOH, C2H5CI
Choose two compounds which can react in the presence of conc. H2SO4 to form an ester. Give the name and formula of the ester formed.
On adding acetic acid to sodium hydrogen carbonate in a test tube, a student observes
(A) no reaction
(B) a colourless gas with pungent smell
(C) bubbles of a colourless and odourless gas
(D) a strong smell of vinegar
What is vinegar and glacial acetic acid?
State how the following conversions can be carried out:
Ethene to Ethyl alcohol.
State the observation
When the gaseous product obtained by dehydration of ethyl alcohol is passed through bromine water.
Ester is formed by the reaction between ______.
Give the balanced chemical equation of the reaction.
Oxidation of ethanol by acidified potassium dichromate.
