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प्रश्न
Draw the structure of butanoic acid.
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उत्तर
Structure of butanoic acid (C3H7COOH) is as follows:
\[\begin{array}{cc}
\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{O}\phantom{.}\phantom{.}\\
|\phantom{....}|\phantom{....}|\phantom{....}||\phantom{..}\\
\ce{H - C - C - C - C - OH}\\
|\phantom{....}|\phantom{....}|\phantom{.....}\phantom{..}\\
\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{.....}\phantom{..}\end{array}\]
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संबंधित प्रश्न
Write three different chemical reactions showing the conversion of ethanoic acid to sodium ethanoate. Write balanced chemical equation in each case. Write the name of the reactants and the products other ethanoic acid and sodium ethanoate in each case.
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→
Name the following:
The distinctive reaction that takes place when ethanol is treated with acetic acid.
Choose the correct alternative and rewrite the following:
Acetic acid ..................
What is the common name of ethanoic acid?
State any two uses of esters.
Name the functional group present in the following compound:
HCOOH
Acetic acid smells like:
(1) a banana
(2) vinegar
(3) an orange
(4) a lemon
Give the structural formula of Acetic acid.
Give reason for the following :
Ethyne is more reactive than ethane
Explain the following reaction with an example.
Saponification
Write the answers to the questions by observing the following figure.
- Write the chemical reaction shown in the figure above in the form of a balanced equation.
- Write the name of the gas coming out of the large test tube in the above chemical reaction.
- Why do small bubbles appear in the small test tube?
- What is the change in colour of lime water?
Ethanoic acid is also known as which of these?
In the presence of the acid catalyst, ethanoic acid reacts with ethanol and ______ ester is produced.
Reshu by mistake forgot to label the two test tubes containing Ethanol and Ethanoic acid. Suggest an experiment to identify the substances correctly? Illustrate the reactions with the help of chemical equations.
Give the balanced chemical equation of the following reaction:
Neutralization of NaOH with ethanoic acid.
How is ethanol to ethanoic acid an oxidation reaction different from the reaction in which ethanol burns in the presence of oxygen?
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.
