HARD
Earn 100
For distinction between CH3CHO and C6H5CHO the reagent used is :
(a)KCN
(b)HCN
(c)NH2OH
(d)PCl5
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Important Questions on Aldehydes, Ketones and Carboxylic Acids
HARD
Choose the correct option(s) for the following set of reactions
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Positive Tollen's test is observed for
HARD
The major product of the following reaction is
HARD
Considering the following reaction sequence, the correct statement(s) is(are)
MEDIUM
The major product of the following reaction is:
MEDIUM
Haloform reaction with and will be responded by
HARD
After completion of the reactions (I and II), the organic compound(s) in the reaction mixtures is(are):
MEDIUM
A mixture of benzaldehyde and formaldehyde on heating with aqueous solution gives
HARD
The major product obtained in the following reaction is:
HARD
The major product obtained in the following reaction is:
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In the following reactions, P, Q, R and S are the major products.
The correct statement(s) about P, Q, R and S is(are)
MEDIUM
Which is the main organic product obtained by the reaction of trichloro ethanal with calcium hydroxide?
MEDIUM
The reagent(s) which can be used to distinguish acetophenone from benzophenone is/are
HARD
Choose the correct option(s) for the following reaction sequence
Consider and as major products.
HARD
Which of the following is the best method for reducing bromopropanal to bromopropane?
HARD
Which of the following is not an intermediate in the acid catalysed reaction of benzaldehyde with two equivalent of methanol to give acetal?
HARD
The number of aldol reactions(s) that occurs in the given transformation is
HARD
Reagent(s) which can be used to bring about the following transformation is(are)
MEDIUM
In the following reactions, products and are:
EASY
Which compound does not give Benedict test?