Advertisements
Advertisements
प्रश्न
Give a simple chemical test to distinguish between the following pair of compounds :
CH3CH2CHO and CH3CH2COCH3
उत्तर
2-Butanone has a methyl group attached to carbonyl carbon unlike propanal. Hence, it can give iodofom test.
संबंधित प्रश्न
Propanal and Propanone
Give a simple chemical test to distinguish between the following pair of compounds:
Acetophenone and Benzophenone
Give a simple chemical test to distinguish between the following pair of compounds:
Benzaldehyde and Acetophenone
An organic compound contains 69.77% carbon, 11.63% hydrogen and rest oxygen. The molecular mass of the compound is 86. It does not reduce Tollens’ reagent but forms an addition compound with sodium hydrogensulphite and give positive iodoform test. On vigorous oxidation it gives ethanoic and propanoic acid. Write the possible structure of the compound.
Which of the following compounds will give butanone on oxidation with alkaline \[\ce{KMnO4}\] solution?
Oxidation of ketones involves carbon-carbon bond cleavage. Name the products formed on oxidation of 2, 5-dimethylhexan-3-one.
Acetone and acetaldehyde are differentiated by
Which of the following tests/reactions is given by aldehydes as well as ketones?
A hydrocarbon (A) with molecular formula C5H10 on ozonolysis gives two products (B) and (C). Both (B) and (C) give a yellow precipitate when heated with iodine in presence of NaOH while only (B) give a silver mirror on reaction with Tollen’s reagent.
- Identify (A), (B) and (C).
- Write the reaction of B with Tollen’s reagent.
- Write the equation for iodoform test for C.
- Write down the equation for aldol condensation reaction of B and C.
Which among the above compound/s does/do not form Silver mirror when treated with Tollen's reagent?
