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प्रश्न
Give one chemical test to distinguish between the following pair of compounds: Acetone and phenol.
उत्तर
Acetone, when heated with NaOH/I2, gives a yellow crystal of iodoform.
\[\ce{\underset{\text{Acetone}}{CH_3COCH_3} + 3I_2 + 4NaOH -> \underset{\text{Iodoform}}{CHI_3 v} + CH_3COONa + 3NaI + 3H_2O}\]
Phenol does not give this test.
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संबंधित प्रश्न
Write the molecular and structural formula of BHA and BHT.
Define carbolic acid.
How carbolic acid is prepared from benzene sulphonic acid ?
How will you obtain the following? (Give balanced equation.)
(i) Anisole from phenol
(ii) Ethyl acetate from ethanol.
What is the product A obtained in the following reaction?
Identify product in:
Identify product in:
Match the following:
| (i) | Phenol | (a) | Hexane + heptane |
| (ii) | EDTA | (b) | Globular protein |
| (iii) | Ideal solution | (c) | Azo dye |
| (iv) | Insulin | (d) | Hexadentate ligand |
Account for the following:
Phenol is a stronger acid than aliphatic alcohol.
Write a chemical test to distinguish between ethanol and phenol.
