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Question
What is glacial acetic acid?
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Solution
Glacial acetic acid is the pure form of acetic acid. It does not contain water. The anhydrous acid, on cooling, forms crystalline mass resembling ice melting point is 17°C and hence it is called glacial acetic acid.
RELATED QUESTIONS
You have four test tubes, A, B, C and D containing sodium carbonate, sodium chloride, lime water and blue litmus solutions respectively. Out of these the material of which test tube/ test tubes would be suitable for the correct test of acetic/ethanoic acid?
(a) only A
(b) A and B
(c) B and C
(d) A and D
Give balanced chemical equations for Sodium ethanoate to methane.
Write the IUPAC names, common names and formulae of the first two members of the homologous series of carboxylic acids.
Draw the structure of butanoic acid.
A student takes 2 mL acetic acid in a dry test tube and adds a pinch of sodium hydrogen carbonate to it. He makes the following observations:
I. A colourless and odourless gas evolves with a brisk effervescence.
II. The gas turns lime water milky when passed through it.
III. The gas burns with an explosion when a burning splinter is brought near it.
IV. The gas extinguishes the burning splinter that is brought near it.
The correct observations are:
(A) I, II, and III
(B) II, III and IV
(C) III, IV and I
(D) IV, I and II
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
How is ethyne prepared in the laboratory?
State how the following conversion can be carried out:
Ethyl chloride to Ethene.
Write the chemical equation for the following:
Esterification Reaction
Give the balanced chemical equation of the following reaction:
Neutralization of NaOH with ethanoic acid.
