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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
Write the name and chemical formula of the simplest organic acid.
What happens when ethanoic acid reacts with sodium hydroxide? Write equation of the reaction involved.
State any two uses of esters.
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
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
On adding NaHCO3 to acetic acid, a gas is evolved which turns lime water milky due to the formation of:
(1) Calcium bicarbonate
(2) Calcium hydroxide
(3) Calcium carbonate
(4) Calcium acetate
How is ethyne prepared in the laboratory?
When sodium hydrogen carbonate is added to ethanoic acid, a gas evolves. Consider the following statements about the gas evolved.
- It turns lime water milky.
- It is evolved with brisk effervescence.
- It has a smell of burning sulfur.
- It is also a by-product of respiration.
Write the characteristics of ethanoic acid.
Ethanoic acid turns ______ litmus to ______
