Advertisements
Advertisements
प्रश्न
State the observation
When the gaseous product obtained by dehydration of ethyl alcohol is passed through bromine water.
Advertisements
उत्तर
The reddish brown colour of bromine solution gets decolourised.
APPEARS IN
संबंधित प्रश्न
A student puts a drop of reaction mixture of a saponification reaction first a blue litmus paper and then on a red litmus paper. He may observe that:
(a) There is no change in the blue litmus paper and the red litmus paper turns white.
(b) There is no change in the red litmus paper and the blue litmus paper turns red.
(c) There is no change in the blue litmus paper and the red litmus paper turns blue.
(d) No change in colour is observed in both the litmus papers
A student adds a few drops of ethanoic acid to test tubes X, Y and Z containing aqueous solutions of sodium chloride, sodium hydroxide and sodium carbonate, respectively. If he now brings a burning splinter near the mouth of the test tubes immediately after adding ethanoic acid in each one of them, in which of the test tube or test tubes the flame will be extinguished?
(A) X and Y
(B) Y and Z
(C) X and Z
(D) only Z
Give the name and structural formula of one homologue of HCOOH.
Name one chemical compound which can be used to distinguish between ethanol and ethanoic acid.
How does ethanoic acid react with sodium hydrogen carbonate? Give equation of the reaction which takes place.
If you are asked to report your observations about the following two properties of acetic acid, what would you report?
(i) Odour
(ii) Effect on litmus
Name the following:
A toxic alcohol
Write the important uses of acetic acid.
Why is pure acetic acid also known as glacial acetic acid?
Give the balanced chemical equation of the following reaction:
Oxidation of ethanol by acidified potassium dichromate.
