HARD
Earn 100
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The CORRECT order of reactivity of the following compounds towards reaction with is
(a)benzaldehyde -tolualdehyde -nitrobenzaldehyde acetophenone
(b)acetophenone -nitrobenzaldehyde benzaldehyde -tolualdehyde
(c)-nitrobenzaldehyde benzaldehyde -tolualdehyde acetophenone
(d)-nitrobenzaldehyde acetophenone benzaldehyde -tolualdehyde
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Important Questions on Aldehydes, Ketones and Carboxylic Acids
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:
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MEDIUM
Which of the following reagents would distinguish cis-cyclopenta-1, 2-diol from the trans-isomer?
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MEDIUM
The major product formed in the following reaction is:
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MEDIUM
In the following reactions, products and are:
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HARD
The number of aldol reactions(s) that occurs in the given transformation is
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EASY
In the following reaction
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MEDIUM
The major product 'X' formed in the following reaction is:
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MEDIUM
The increasing order of the reactivity of the following with is:
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MEDIUM
A mixture of benzaldehyde and formaldehyde on heating with aqueous solution gives
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MEDIUM
The reagent(s) which can be used to distinguish acetophenone from benzophenone is/are
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EASY
Which of the following is most reactive towards addition reaction of hydrogen cyanide to form corresponding cynohydrin?
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HARD
Which of the following is not an intermediate in the acid catalysed reaction of benzaldehyde with two equivalent of methanol to give acetal?
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MEDIUM
The major product of the following reaction is:
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MEDIUM
The main reduction product of the following compound with in methanol is:
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MEDIUM
The major product of the following reaction is:
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HARD
The major product obtained in the following reaction is:
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HARD
The major product of the following reaction is:
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EASY
The product formed by the reaction of an aldehyde with a primary amine is:
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HARD
The major product of the following reaction sequence is
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HARD
Which of the following is the best method for reducing bromopropanal to bromopropane?
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