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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
In an experiment to study the properties of ethanoic acid, a student takes about 3 mL of ethanoic acid in a dry test tube. He adds an equal amount of distilled water to it and shakes the test tube well. After some time he is likely to observe that
(A) a colloid is formed in the test tube.
(B) the ethanoic acid dissolves readily in water.
(C) the solution becomes light orange.
(D) water floats over the surface of ethanoic acid.
What is the common name of methanol?
Consider the following organic compounds:
HCHO, C2H5OH, C2H6, CH3COOH, C2H5Cl
Choose two compounds which can react in the presence of conc. H2SO4 to form an ester. Give the name and formula of the ester formed.
What do you observe when acetic acid is added to a neutral FeCl3 solution?
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
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Give a balanced chemical equation for the following conversion:
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The formula of ethanoic acid is _____________.
CH3–CH2–CHO : propanal : : CH3–COOH : _______
