A Typical Compound Undergoes Cannizzaro's Reaction And Aldol ...

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Q265:

A typical compound undergoes Cannizzaro's reaction and aldol condensation. It is:

1. (CH3)2CHCHO

2. HCHO

3. C6H5CHO

4. CH3CHO

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Formaldehyde when treated with KOH gives methanol and potassium formate. The reaction is known as:

1. Perkin's reaction

2. Claisen's reaction

3. Cannizzaro's reaction

4. Knoevenagel's reaction

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In the reaction, P is:

(1) CH3COCHO

(2) CH3COOCH3

(3) CH3COCH2OH

(4) none of these

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Acetaldehyde reacts with PCl5, to give:

(1) ethyl chloride

(2) ethylene chloride

(3) ethylidene dichloride

(4) trichloroacetaldehyde

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The reaction is an example of:

(1) Wolf rearrangement

(2) Favorskii rearrangement

(3) Steven's rearrangement

(4) Wagner-Meerwin rearrangement

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Stephen's reaction is reduction of:

(1) alkyl cyanide with LiAlH4

(2) alkyl cyanide with SnCl2 and HCl

(3) alkyl isocyanide with Na and alcohol

(4) acyl halide in the presence of Pd/BaSO4

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Which of the following does not undergo polymerization?

(1) CH3CHO

(2) HCHO

(3) CH3COCH3

(4) None of these

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Formaldehyde can be distinguished from acetaldehyde by:

1. Fehling's solution

2. Schiff's reagent

3. Ammonia

4. Ammoniacal AgNO3

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In Tischenko's reaction an aldehyde is heated with catalyst:

(1) NaOH

(2) Al(OC2H5)3

(3) Al2O3

(4) Mg/Hg

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Formalin is:

1. Formaldehyde

2. Formaldehyde+methanol

3. Formaldehyde+methanol+water

4. Formaldehyde+water

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