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प्रश्न
What is the common name of methanoic acid.
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उत्तर
The common name of methanoic acid is formic acid.
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संबंधित प्रश्न
The molecular formula of acetic acid is _________ .
(a) CH3COOH
(b) CH3 – CH3
(c) C6H6
(d) C2H4
A student adds a spoon full of powdered sodium hydrogen carbonate to a flask containing ethanoic acid. List two main observations, he must note in his note book, about the reaction that takes place. Also write chemical equation foe the reaction.
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.
The organic acid present in vinegar is ______.
What type of compound is formed when a carboxylic acid reacts with an alcohol in the presence of conc. H2SO4?
What do you observe when acetic acid is added to ethyl alcohol in the presence of sulphuric acid?
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.
Name the functional group present in the following compound:
C2H5CHO
Explain the following term with example.
Monomer
Explain the following term with example.
Reduction
What is vinegar and glacial acetic acid?
Write a balanced equation for the following:
Write the equation for the preparation of ethylene from ethyl alcohol.
Write a fully balanced equation for the folowing case:
Acitic acid is warmed with ethanol in the presence of concentrated sulpheric acid.
Write the molecular formula of the given compound.
Sodium ethanoate
Give the balanced chemical equation of the following reaction:
Neutralization of NaOH with ethanoic acid.
Which of the following represents saponification reaction?
Anita added a drop each of diluted acetic acid and diluted hydrochloric acid on pH paper and compared the colors. Which of the following is the correct conclusion?
Why is glacial acetic acid called so?
Raina while doing certain reactions observed that heating of substance ‘X’ with a vinegar-like smell with a substance ‘Y’ (which is used as an industrial solvent.) in the presence of conc. Sulphuric acid in a water bath gives a sweet-smelling liquid ‘Z’ having molecular formula C4H8O2. When heated with caustic soda (NaOH), ‘Z’ gives back the sodium salt and the compound ‘Y’.
Identify ‘X’, ‘Y’, and ‘Z’. Illustrate the changes with the help of suitable chemical equations.
Give the balanced chemical equation of the following reaction:
Neutralization of NaOH with ethanoic acid.
