Advertisements
Advertisements
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.
APPEARS IN
संबंधित प्रश्न
What are ketones?
How can you distinguish between propanal and propanone?
A compound used as pistachio flavour in ice cream is ___________
Answer the followiiig questions:
Identify the compounds A, B, C and D in the given reaction:
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 chemical equations for the following reactions:
(1) Acetaldehyde reacts with hydrogen cyanide.
(2) Acetone reacts with phenylhydrazine.
(3) Acetic acid is treated with ethanol and a drop of conc. H2SO4.
Choose the most correct option.
Aldol condensation is
Choose the most correct option.
Which one of the following has the lowest acidity?
In aliphatic ketones, carbonyl carbon is attached to ______.
