HARD
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If the carbonyl compound is hydrolyzed with H2O18, what would be observed?
(a)The extent of hydration will increase
(b)The extent of hydration will decrease
(c)The rate of hydration will increase
(d)Gradually all O16 of carbonyl compound will be replaced by O18 isotope

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Important Questions on Aldehydes, Ketones and Carboxylic acids
MEDIUM
The major product of the following reaction is:

HARD
The test performed on compound and their inferences are:
Test | Inference |
- test | Coloured precipitate yellow |
Iodoform test | Yellow precipitate |
Azo-dye test | No dye formation |
Compound is:

HARD
The major product obtained in the following reaction is:

HARD
In the reaction sequence
; the product B is:

MEDIUM
The major product 'X' formed in the following reaction is:

EASY
Reaction of a carbonyl compound with one of the following reagents involves nucleophilic addition followed by elimination of water. The reagent is:

HARD
The major product of the following reaction is:

MEDIUM
The major product B formed in the following reaction sequence is:


EASY
In the following reaction

MEDIUM
In the following reactions, products and are:

MEDIUM
In the following reactions
X and Y are

EASY
The product formed by the reaction of an aldehyde with a primary amine is:

HARD
Treatment of cyclopentanone


MEDIUM
The increasing order of the reactivity of the following with is:

EASY
An organic compound 'X' having molecular formula yields phenyl hydrazone and gives negative response to the iodoform test and Tollen's test. It produces n-pentane on reduction. 'X' could be:

MEDIUM
Formaldehyde on reaction with ammonia gives a compound , which is on nitration yields cyclonite. The compound is

EASY
In the reaction sequence
The major product X and Y, respectively, are

MEDIUM
The major product formed in the following reaction is:

MEDIUM
Which of the following reagents would distinguish cis-cyclopenta-1, 2-diol from the trans-isomer?

HARD
The major product of the following reaction sequence is


