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प्रश्न
The molecular formula of acetic acid is _________ .
(a) CH3COOH
(b) CH3 – CH3
(c) C6H6
(d) C2H4
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उत्तर
The molecular formula of acetic acid is CH3COOH.
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संबंधित प्रश्न
Complete the following chemical equation:
\[\ce{CH3COOC2H5 + NaOH ->}\]
Complete the following chemical equations : C2H5OH + Na →
Identify the term or substance based on the descriptions given below
Ice like crystals formed on cooling an organic acid sufficiently.
When zinc powder is added to acetic acid ______________
(a) the mixture becomes warm
(b) a gas is evolved
(c) the colour of the mixture becomes yellow
(d) a solid settles at the bottom
What is the common name of methanoic acid?
Consider the following organic compound:
CH3OH, C2H5OH, CH3COCH3, CH3COOH, C2H5COOH, C4H9COOC2H5, CH4, C2H6, CH3CHO, HCHO
Out of these compound:
Which compound is added to alcohol to denature it?
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.
Give the structural formulae of acetic acid.
How is acetic acid prepared from acetylene?
A student adds 4 mL of acetic acid to a test tube containing 4 mL of distilled water. He then shakes the test tube and leaves it to settle. After about 10 minutes he observes:
(A) a layer of water over the layer of acetic acid
(B) a layer of acetic acid over the layer of water
(C) a precipitate settling at the bottom of the test tube
(D) a clear colourless solution
What is vinegar?
How will you carry out the following conversions?
Ethene to acetic acid
State are relevant observations for following reactant:
Addition of ethyl alcohol to acetic acid in presence of conc. H2SO4
Draw the structural formula for the following:
Ethanoic acid
CH3–CH2–CHO : propanal : : CH3–COOH : _______
Explain the following reaction with an example.
Esterification
Vinegar is a solution of ______.
When ethanoic acid is treated with NaHCO^ the gas evolved is ______.
Why is glacial acetic acid called so?
Give the balanced chemical equation of the following reaction:
Combustion of ethanol.
