मराठी

Name the Functional Group Present in an Organic Compound Which Gives Brisk Effervescence with Nahco3. - Science

Advertisements
Advertisements

प्रश्न

Name the functional group present in an organic compound which gives brisk effervescence with NaHCO3.

Advertisements

उत्तर

Carboxylic acid group (-COOH) is the functional group which gives brisk effervescence with NaHCO3.

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 4: Carbon And Its Compounds - Exercise 3 [पृष्ठ २६२]

APPEARS IN

लखमीर सिंह Chemistry (Science) [English] Class 10
पाठ 4 Carbon And Its Compounds
Exercise 3 | Q 3 | पृष्ठ २६२

व्हिडिओ ट्यूटोरियलVIEW ALL [2]

संबंधित प्रश्‍न

When ethanol reacts with ethanoic acid in the presence of conc. H2SO4, a substance with fruity smell is produced. Answer the following:-

(i) State the class of compounds to which the fruity smelling compounds belong. Write the chemical equation for the reaction and write the chemical name of the product formed.

(ii) State the role of conc. H2SO4 in the reaction.


Complete the following chemical equations: C2H5OH+O2


Complete the following chemical equations: CH3COOH+NaHCO3


What happens when ethanoic acid reacts with sodium carbonate? Write chemical 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.


What do you notice when acetic acid reacts with alcohol?


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


What do you observe when acetic acid is added to sodium bicarbonate?


If you are asked to report your observations about the following two properties of acetic acid, what would you report?
(i) Odour
(ii) Effect on litmus


A student is studying the properties of acetic acid in his school laboratory. List two physical and two chemical properties which he must observe and note in his record book.


A student takes Na2CO3 powder in a test tube and pours some drops of acetic acid over it. He observes:

(A) no reaction in the test tube

(B) colourless gas with pungent smell

(C) bubbles of a colourless and odourless gas

(D) white fumes with smell of vinegar


On adding NaHCO3 to acetic acid, a gas is evolved which turns lime water milky due to the formation of:

(1) Calcium bicarbonate 

(2) Calcium hydroxide

(3) Calcium carbonate 

(4) Calcium acetate 


Why is Soda lime used not only NaOH?


Name the following:

A toxic alcohol


Write a balanced equation for the following:

Write the equation for the preparation of ethylene from ethyl alcohol.


Draw the structural formula for the following:

Ethanoic acid


Draw the structure formula of ethyne.


With a labelled diagram describe in brief an activity to show the formation of ester.


Which of the following substance produces brisk effervescence with baking soda solution?


Give the balanced chemical equation of the following reaction:

Neutralization of NaOH with ethanoic acid.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×