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
How esters are prepared ?
List two uses of esters.
Complete the following chemical equations :CH3COOH + Na2CO3 →
Give the common names and IUPAC names of the following compounds of HCOOH.
Give the common name and IUPAC name of C2H5OH.
Fill in the following blank with suitable word:
The next higher homologue of ethanol is ...............
Which of the following will give brisk effervescence with sodium hydrogen carbonate and why?
CH3COOH, CH3CH2OH
How would you distinguish between ethanol and ethanoic acid by chemical test?
What happens when ethanoic acid reacts with sodium hydroxide? Write equation of the reaction involved.
An organic acid X is a liquid, which often freezes during winter time in cold countries, having the molecular formula C2H4O2. On warming it with methanol in the presence of a few drops of concentrated sulphuric acid, a compound Y with a sweet smell is formed.
(a) Identify X and Y. Also write their formulae showing the functional group present in them.
(b) Write a chemical equation for the reaction involved.
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.
Write a balanced chemical equation for the following:
Monochloroethane is hydrolysed with aqueous KOH.
Give balanced chemical equations for the following conversion :
Ethanoic acid to ethyl ethanote
Draw the structure formula of ethyne.
Give a chemical reaction in which a catalyst is used.
Observe the figure and write the answers to the following questions.
- Write the name of the reaction shown in the following figure.
- Write the above chemical reaction in the form of a balanced equation.
- Write the name of the product produced in the above reaction, write a use.
- Write the name of the catalyst used in the above reaction.
Write an equation showing saponification.
Write the chemical equation for the ethanol to ethanoic acid of an oxidation reaction.
Give the balanced chemical equation of the following reaction:
Neutralization of NaOH with ethanoic acid.
