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Question
Identify the term or substance based on the descriptions given below
Ice like crystals formed on cooling an organic acid sufficiently.
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Solution
Glacial acetic acid
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RELATED QUESTIONS
While studying saponification reaction, a student measures the temperature of the reaction mixture and also finds its nature using blue/red litmus paper. On the basis of his observations the correct conclusion would be
(A) the reaction is exothermic and the reaction mixture is acidic.
(B) the reaction is endothermic and the reaction mixture is acidic.
(C) the reaction is endothermic and the reaction mixture is basic.
(D) the reaction is exothermic and the reaction mixture is basic.
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
Name one chemical compound which can be used to distinguish between ethanol and ethanoic acid.
How does ethanoic acid react with sodium hydrogen carbonate? Give equation of the reaction which takes place.
What is the action of acetic acid with litmus paper?
Draw the structural formula for the following:
Ethanoic acid
Mineral acids are stronger acids than carboxylic acids because
- mineral acids are completely ionised
- carboxylic acids are completely ionised
- mineral acids are partially ionised
- carboxylic acids are partially ionised
Give the balanced chemical equation of the following reaction:
Neutralization of NaOH with ethanoic acid.
Write the chemical equation for the ethanol to ethanoic acid of an oxidation reaction.
Give the balanced chemical equation of the reaction.
Oxidation of ethanol by acidified potassium dichromate.
