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प्रश्न
Give one chemical test each to distinguish between the following pairs of compounds:
(1) Acetone and benzaldehyde.
(2) Phenol and benzoic acid.
उत्तर
(1)
Benzaldehyde gives Tollen's reagent test. i.e., a silver mirror with Tollen's reagent but acetone does not.
(2)
Phenol gives a white precipitate with bromine water but benzoic acid does not.
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संबंधित प्रश्न
What are ketones?
Answer the followiiig questions:
Identify the compounds A, B, C and D in the given reaction:
Predict the main product of the following reactions:
\[\ce{CHO + CH_3CHO->[dil NaOH]}\]
Write the main product formed when propanal reacts with the following reagents:
(ii) Dilute NaOH
`CH_3CH_2CHO + NaOH(dil)-> `
Identify the compounds A, B, C, D, E and F:
Give balanced equations for the following reactions:
(i) Acetaldehyde is heated with hydroiodic acid in the presence of red phosphorous.
(ii) Calcium acetate is subjected to dry distillation.
(iii) Sodium ethoxide is treated with ethyl bromide.
(iv) Benzaldehyde is treated with sodium bisulphite.
Choose the most correct option.
Diborane reduces
Answer the following in one sentence.
What are aromatic ketones?
What are aliphatic aldehydes?
In aliphatic ketones, carbonyl carbon is attached to ______.
