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प्रश्न
When you add about 2 ml of acetic acid to a test tube containing an equal amount of distilled water and leave the test tube to settle after shaking its contents, what will you observe in the test tube after about 5 minutes?
(A) A white precipitate settling at its bottom
(B) A clear colourless solution
(C) A layer of water over the layer of acetic acid
(D) A layer of acetic acid over the layer of water
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उत्तर
When acetic acid and distilled water are mixed, they form a clear solution because acetic acid is completely miscible with water.
Hence, the correct option is B.
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संबंधित प्रश्न
What do you observe when you drop a few drops of acetic acid to test tubes containing
(a) phenolphthalein
(b) distilled water
(c) universal indicator
(d) sodium hydrogen carbonate powder
A student takes about 6 ml of distilled water in each of the four test tubes P, Q, R and S. He then dissolves an equal amount of four different salts namely, sodium chloride in 'P', potassium chloride in 'Q', calcium chloride in 'R' and magnesium chloride in 'S'. Next, he then adds 10 drops of soap solution to each test tube and shakes its contents. The test tubes in which scum (insoluble substance) is formed with soap are:
(A) P and Q
(B) Q and R
(C) R and S
(D) Q and S
Complete the following chemical equations : C2H5OH + Na →
Complete the following chemical equations: CH3COOH+NaHCO3→
Draw the structure for the following compound.
Ethanoic acid
Fill in the following blank with suitable word:
The next higher homologue of ethanol is ...............
Under what conditions does ethane get converted to ethyl alcohol?
Define glacial acetic acid?
State how the following conversion can be carried out:
Ethyl chloride to Ethene.
Give the balanced chemical equation of the following reaction:
Oxidation of ethanol by acidified potassium dichromate.
