The below structure is an example of :
Cyanohydrin - Wikipedia

1. Cyanohydrin 2. Hemiacetal
3. Acetal 4. Cyanoalcohol

Subtopic:  Isomers & Reaction Mechanism |
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The IUPAC name for \(\mathrm{CH}_3 \mathrm{COCH}_2 \mathrm{COCH}_3\) is:
1. Pentane-2,4-dione
2. Pentane-1,4-dione
3. Pentane-2,2-dione
4. Pentane-3,4-dione

Subtopic:  Aldehydes & Ketones: Preparation & Properties |
 88%
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The structure of Hex-2-en-4-ynoic acid is

1.    2.  
3.   4. None of these
Subtopic:  Carboxylic Acids: Preparation & Properties |
 88%
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The IUPAC name for PhCOPh is:
1. Diphenylmethanone
2. Benzophenone
3. Dibenzylmethanone
4. Dibenzylketone

Subtopic:  Aldehydes & Ketones: Preparation & Properties |
 51%
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The major product formed when cyclohexanecarbaldehyde reacts with PhMgBr and H3O+ is:

1.  2.
3. 4.  None of these
Subtopic:  Aldehydes & Ketones: Preparation & Properties | Isomers & Reaction Mechanism |
 84%
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What is the major product of the reaction between cyclohexanecarbaldehyde and Tollens' reagent?

1.  2.
3. 4. None of these
Subtopic:  Aldehydes & Ketones: Preparation & Properties | Name Reaction |
 77%
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The compounds that undergoes the Cannizzaro reaction are: 

(i) Methanal

(ii) 2-Methylpentanal

(iii) Benzaldehyde

(iv) Benzophenone

1. (i)

2. (ii)

3. (i), (iii) 

4. (i), (ii), (iii) 

Subtopic:  Aldehydes & Ketones: Preparation & Properties |
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Propanal and butanal can produce four different aldol condensation products. The possible structures are:

1.
2.
3. Both (1) and (2)
4. None of these
Subtopic:  Name Reaction |
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Cyclohexanone forms cyanohydrin in a good yield, but 2,2,6-trimethylcyclohexanone does not. It is due to:

1. Low electrophilicity in 2,2,6-trimethylcyclohexanone

2. Less steric crowd in  2,2,6-trimethylcyclohexanone

3. More steric crowd in  2,2,6-trimethylcyclohexanone

4. High electrophilicity in 2,2,6-trimethylcyclohexanone

Subtopic:  Name Reaction |
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There is only one –NH2 group involved in semicarbazone formation out of two –NH2 group. It is due to:

1. Resonance  of one type of –NH2 group

2. Inductive effect of one type of –NH2 group

3. Hyperconjugation of one type of –NH2 group

4. Reverse hyperconjugation of one type of -NH2 group

Subtopic:  Aldehydes & Ketones: Preparation & Properties |
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