मराठी
महाराष्ट्र राज्य शिक्षण मंडळएस.एस.सी (इंग्रजी माध्यम) इयत्ता १० वी

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.

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प्रश्न

The reaction between acetic acid and sodium carbonate is shown in the following figure.

Answer the questions with the help of a diagram.

  1. Which gas does come out as effervescence in the big test tube?
  2. What is the colour change in the lime water present in the small test tube?
  3. Write the related reaction.
टीपा लिहा
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उत्तर

  1. Carbon dioxide gas.
  2. Lime water turns milky.
  3. \[\ce{2CH3COOH (aq) + Na2CO3 (g) -> CH3COONa (aq) + H2O (l) + CO2 (g)}\]
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2025-2026 (March) Model set 3 by shaalaa.com

संबंधित प्रश्‍न

Identify the term or substance based on the descriptions given below

Ice like crystals formed on cooling an organic acid sufficiently.


Name the gas evolved when ethanoic acid is added to sodium carbonate. How would you prove the presence of this gas?


A neutral organic compound is warmed with some ethanoic acid and a little of conc. H2SO4. Vapours having sweet smell (fruity smell) are evolved. What type of functional group is present in this organic compound?


What do you notice when acetic acid reacts with alkalies?


Acetic acid is a typical acid. Write one equation in case of its reactions with a carbonate.


Give two tests to show that CH3COOH is acidic in nature ?


If you take a pinch of sodium hydrogen carbonate powder in a test-tube and add drop-by-drop acetic acid to it, what would you observe immediately? List any two main observations.


Explain the following term with an example.

Oxidant


Why is Soda lime used not only NaOH?


What is the result of oxidation of ethyl alcohol?

Draw the structural formula of a compound with two carbon atoms in the following case:

An alkane with a carbon to carbon single bond.


Write a balanced chemical equation for the following:

A mixture of sodalime and sodium acetate is heated.


Give a balanced chemical equation for the following conversion:

Calcium carbide to ethyne.


Draw the structure formula of ethyne.


Ethanoic acid _________.


Choose the correct alternative and rewrite the following:

Some acetic acid is treated with solid NaHCO3, the resulting solution will be _________________.


When ethanoic acid is treated with NaHCO^ the gas evolved is ______.


Ethanoic acid reacts with the basic salt, sodium carbonate, to form a salt, named ______, water and carbon dioxide gas.


Write an equation showing saponification.


Give the balanced chemical equation of the following reaction:

Neutralization of NaOH with ethanoic acid.


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