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प्रश्न
Choose the correct alternative and rewrite the following:
Some acetic acid is treated with solid NaHCO3, the resulting solution will be _________________.
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उत्तर
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संबंधित प्रश्न
While studying saponification reaction, a student measures the temperature of the reaction mixture and also finds its nature using blue/red litmus paper. On the basis of his observations the correct conclusion would be
(A) the reaction is exothermic and the reaction mixture is acidic.
(B) the reaction is endothermic and the reaction mixture is acidic.
(C) the reaction is endothermic and the reaction mixture is basic.
(D) the reaction is exothermic and the reaction mixture is basic.
Complete the following chemical equations :CH3COOH+NaOH→
Identify the term or substance based on the descriptions given below
Ice like crystals formed on cooling an organic acid sufficiently.
Draw the structures for the following compounds of Propanoic acid.
How would you distinguish experimentally between an alcohol and carboxylic acid on the basis of a chemical property?
Esters are sweet-smelling substances and are used in making perfumes. Describe an activity for the preparation of an ester with the help of a well labelled diagram. Write an equation for the chemical reaction involved in the formation of the ester. Also write the names of all the substances involved in the process of esterification.
Vinegar is a solution of about:
(a) 5 to 8 per cent ethanoic acid in alcohol
(b) 5 to 8 per cent ethanoic acid in water
(c) 50 to 80 per cent ethanoic acid in water
(d) 50 to 80 per cent ethanoic acid in alcohol
The structural formula of an ester is :
Write the formula of the acid and the alcohol from which it is formed.
How is acetic acid prepared from acetylene?
Name the functional group present in the following compound:
C2H5CHO
Why is Soda lime used not only NaOH?
Write the important uses of acetic acid.
State how the following conversion can be carried out:
Ethyl chloride to Ethene.
When sodium hydrogen carbonate is added to ethanoic acid, a gas evolves. Consider the following statements about the gas evolved.
- It turns lime water milky.
- It is evolved with brisk effervescence.
- It has a smell of burning sulfur.
- It is also a by-product of respiration.
A student while observing the properties of acetic acid would report that this smells like ______.
The reaction between acetic acid and sodium carbonate is shown in the following figure.
Answer the questions with the help of a diagram.
- Which gas does come out as effervescence in the big test tube?
- What is the colour change in the lime water present in the small test tube?
- Write the related reaction.
Shristi heated Ethanol with a compound A in presence of a few drops of concentrated sulphuric acid and observed a sweet smelling compound B is formed. When B is treated with sodium hydroxide it gives back Ethanol and a compound C.
- Identify A and C
- Give one use each of compounds A and B.
- Write the chemical reactions involved and name the reactions.
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?
Give the balanced chemical equation of the following reaction:
Neutralization of NaOH with ethanoic acid.
