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प्रश्न
Write the molecular formula of the given compound.
Ethanoic acid
उत्तर
Ethanoic acid- CH3COOH or C2H4O2
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संबंधित प्रश्न
A student puts a drop of reaction mixture of a saponification reaction first a blue litmus paper and then on a red litmus paper. He may observe that:
(a) There is no change in the blue litmus paper and the red litmus paper turns white.
(b) There is no change in the red litmus paper and the blue litmus paper turns red.
(c) There is no change in the blue litmus paper and the red litmus paper turns blue.
(d) No change in colour is observed in both the litmus papers
Complete the following chemical equations:
C2H5OH+CH3COOH`("conc."H_2SO_4)/`>
Name the following:
The distinctive reaction that takes place when ethanol is treated with acetic acid.
Write the IUPAC names, common names and formulae of the first two members of the homologous series of carboxylic acids.
Give the common names and IUPAC names of the following compounds of HCOOH.
Three organic compounds A, B and C have the following molecular formulae: C4H10O
Which compound contains a carboxyl group? Write its name and structural formula.
An organic compound X of molecular formula C2H4O2 gives brisk effervescence with sodium hydrogen carbonate. Give the name and formula of X.
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.
The substance which can produce brisk effervescence with baking soda solution is:
(a) ethanol
(b) vegetable oil
(c) vinegar
(d) soap solution(b) hydrocarbon ends directed towards the centre and ionic ends directed outwards
In a soap micelle, the soap molecules are arranged radially with the hydrocarbon ends, i.e. hydrophobic, directed towards the centre; and, ionic ends, i.e. hydrophilic, directed outwards.
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?
Consider the following organic compound:
CH3OH, C2H5OH, CH3COCH3, CH3COOH, C2H5COOH, C4H9COOC2H5, CH4, C2H6, CH3CHO, HCHO
Out of these compound:
Which compound is most likely to be sweet-smelling?
Acetic acid is a typical acid. Write one equation in case of its reactions with a metal?
Acetic acid is a typical acid. Write one equation in case of its reactions with a base/alkali?
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
How is ethyne prepared in the laboratory?
Name the first four members of alphatic carboxylic acid.
Draw the structural formula of a compound with two carbon atoms in the following case:
An alcohol containing two carbon atoms.
Rewrite the following statement by selecting the correct option.
The formula of ethanoic acid is _____________.
In the presence of the acid catalyst, ethanoic acid reacts with ethanol and ______ ester is produced.
What happens when a small piece of sodium is dropped in ethanol? Write the equation for this reactions.
