The important step in Cannizzaro's reaction is the intermolecular shift of:

(1) proton

(2) H-atom

(3) hydride ion

(4) hydronium ion

Subtopic:  Name Reaction |
 67%
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Pinacole is:

1. 2,3-dimethyl-2,3-butandiol

2. 3,3-dimethyl-2-propanone

3. 3-methylbutan-2-ol

4. None of the above

Subtopic:  Aldehydes & Ketones: Preparation & Properties |
 72%
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Which reaction is used for detecting the presence of carbonyl group?

1. Reaction with hydrazine

2. Reaction with phenylhydrazine

3. Reaction with hydroxylamine

4. All of the above

Subtopic:  Aldehydes & Ketones: Preparation & Properties |
 88%
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Acetone is used in:

1. face creams

2. vanilla

3. nail polishes

4. sweet-smelling erasers

Subtopic:  Aldehydes & Ketones: Preparation & Properties |
 71%
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Benedict's solution provides:

(1) Ag+

(2) Cu2+

(3) Ba2+

(4) Li+

Subtopic:  Aldehydes & Ketones: Preparation & Properties |
 75%
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Jones reagent is:

1. Acidified KMnO4

2. K2Cr2O7 + H2SO4 or chromic acid + H2SO4

3. Alkaline K2Cr2O7

4. None of the above

Subtopic:  Aldehydes & Ketones: Preparation & Properties |
 86%
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Acetaldehyde undergoes self condensation in presence of aluminium ethoxide to give ethyl acetate. This reaction is called:

(1) Perkin reaction

(2) Tischenko's reaction

(3) Cannizzaro's reaction

(4) Aldol condensation

Subtopic:  Aldehydes & Ketones: Preparation & Properties |
 63%
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Oppenauer oxidation is the reverse process of:

(1) Wolff-Kishner's reduction

(2) Rosenmund's reduction

(3) Clemmensen's reduction

(4) Meerwein-Ponndorf Verley reduction

Subtopic:  Aldehydes & Ketones: Preparation & Properties |
 64%
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Semicarbazide is:

(1) NH2CONH2

(2) NH2-NH2

(3) NH2CONHNH2

(4) None of these

 

Subtopic:  Aldehydes & Ketones: Preparation & Properties |
 74%
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An aldehyde which undergoes Cannizzaro's reaction and reduces Schiff's reagent but does not reduce Fehling's solution is:

(1) CH3CHO

(2) HCHO

(3) C6H5CHO

(4) salicylaldehyde

Subtopic:  Aldehydes & Ketones: Preparation & Properties |
 71%
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