Advertisements
Advertisements
प्रश्न
Name one chemical compound which can be used to distinguish between ethanol and ethanoic acid.
Advertisements
उत्तर
Sodium hydrogencarbonate is the compound which can be used to distinguish between ethanol and ethanoic acid. It gives effervescence of carbon dioxide, with ethanoic acid.
APPEARS IN
संबंधित प्रश्न
The molecular formula of acetic acid is _________ .
(a) CH3COOH
(b) CH3 – CH3
(c) C6H6
(d) C2H4
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
When you add a few drops of acetic acid to a test-tube containing sodium bicarbonate powder, which one of the following is your observation?
(A) No reaction takes place
(B) A colourless gas with pungent smell is released with brisk effervescence
(C) A brown coloured gas is released with brisk effervescence
(D) Formation of bubbles of a colourless and odourless gas
Describe a test for carboxylic acid.
What happens when ethanoic acid reacts with sodium carbonate? Write chemical equation of the reaction involved.
Name the product formed and give an appropriate chemical equation for the following:
Ethanol oxidised by acidified potassium dichromate.
A student puts a drop of acetic acid first on a blue litmus paper and then on a red litmus paper. He would observe that
(A) the red litmus paper turns colourless and there is no change in the blue litmus paper.
(B) the red litmus paper turns blue and the blue litmus paper turns red.
(C) there is no change in the red litmus paper and the blue litmus paper turns red.
(D) there is no change in the blue litmus paper and the red litmus paper turns blue.
What is the action of acetic acid with litmus paper?
What is thr boilng point of acetic acid?
Write the chemical equation for the following:
Combustion of methane
Using appropriate catalysts, ethane can be oxidized to an alcohol. Name the alcohol formed when ethane is oxidized.
State how the following conversion can be carried out:
Ethyl chloride to Ethene.
State the observation
When the gaseous product obtained by dehydration of ethyl alcohol is passed through bromine water.
Write the molecular formula of the given compound.
Ethanoic acid
Which of these is not an organic acid?
Write the chemical equation for the following:
Esterification Reaction
Give the balanced chemical equation of the following reaction:
Neutralization of NaOH with ethanoic acid.
Give the balanced chemical equation of the following reaction:
Neutralization of NaOH with ethanoic acid.
