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प्रश्न
Ethanoic acid _________.
विकल्प
is odourless
has a pungent smell
has a smell of rotten egg
- has a vinegar-like an odour
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उत्तर
Ethanoic acid has a pungent smell.
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संबंधित प्रश्न
A student adds 2 mL of acetic acid to a test tube containing 2 mL of distilled water. He then shakes the test tube well and leaves it to settle for some time. After about 5 minutes he observes that in the test tube there is :
(A) a clear transparent colourless solution
(B) a clear transparent pink solution
(C) a precipitate settling at the bottom of the test tube
(D) a layer of water the layer of acetic acid
Complete the following chemical equations :CH3COOH+NaOH→
A gas is liberated immediately with a brisk effervescence, when you add acetic acid to sodium hydrogen carbonate powder in a test tube. Name the gas and describe the test that confirms the identity of the gas.
Complete the following chemical equations: C2H5OH+O2→
What is the common name of ethanoic acid?
Give the common name and IUPAC name of C2H5OH.
How does ethanoic acid react with sodium hydrogen carbonate? Give equation of the reaction which takes place.
State any two uses of esters.
Name the product formed and give the appropriate chemical equation for the following:
Sodium reacting with ethyl alcohol.
Write the names of the first three members of the carboxylic acid series.
Acetic acid is a typical acid. Write one equation in case of its reactions with a carbonate.
Name the substance used to change acetic acid to acetic anhydride?
Write three physical properties of acetic acid.
Write a balanced equation for the following:
Write the equation for the preparation of ethylene from ethyl alcohol.
Give a balanced chemical equation for the following conversion:
Calcium carbide to ethyne.
Assertion (A): Esterification is a process in which a sweet-smelling substance is produced.
Reason (R): When esters react with sodium hydroxide an alcohol and sodium salt of carboxylic acid are obtained.
With a labelled diagram describe in brief an activity to show the formation of ester.
Give the balanced chemical equation of the following reaction:
Neutralization of NaOH with ethanoic acid.
Observe the diagram given below and answer the questions:
- Name the reactants in this reaction.
- Which gas comes out as effervescence in the bigger test tube?
- What is the colour change in the lime water?
- In the above experiment instead of sodium carbonate which chemical can be used to get same products?
- Write the use of acetic acid.
Give the balanced chemical equation of the following reaction:
Neutralization of NaOH with ethanoic acid.
