MEDIUM
Earn 100

An organic diketone (A) having molecular formula C14H10O2 when undergo reaction with hydroxyl ion (OH-) converted into benzilic (B) acid after acidification.
The molecular structure of (A) and (B) are
(a)

(b)

(c)

(d)


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Important Questions on Aldehydes, Ketones and Carboxylic Acids
EASY
In the following reaction

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

MEDIUM
The major product 'X' formed in 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:

MEDIUM
In the following reactions, products and 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
In the following reaction sequence, the amount of (in g) formed from moles of acetophenone is ____.
(Atomic weights in The yield (%) corresponding to the product in each step is given in the parenthesis)


HARD
Reagent(s) which can be used to bring about the following transformation is(are)

HARD
The major product of the following reaction sequence is


HARD
The major product of the following reaction is:

HARD
The major product obtained in the following reaction is:


MEDIUM
The major product of the following reaction is:

MEDIUM
The major product of the following reaction is:

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

HARD
In the reaction sequence
; the product B 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
Positive Tollen's test is observed for

MEDIUM
Which is the main organic product obtained by the reaction of trichloro ethanal with calcium hydroxide?

HARD
The major product obtained in the following reaction is:

