In the above reaction, the structure of ‘A’ and the type of isomerism shown in the final product are, respectively,: 

1. Prop-1-en-2-ol and Metamerism
2. Prop-1-en-1-ol and Tautomerism
3. Prop-2-en-2-ol and Geometrical isomerism
4. Prop-1-en-2-ol and Tautomerism

Subtopic:  Aldehydes & Ketones: Preparation & Properties |
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Compounds A and C in the following reaction are:
\(\mathrm{\small{{CH}_3 {CHO} \xrightarrow[{(ii) ~H_{2}O}]{(i) ~CH_{3}MgBr}({A}) \stackrel{{H}_2 {SO}_4}{\longrightarrow}({B}) \xrightarrow[]{Hydroboration \ oxidation}(C)}}\)

1. Identical                               

2. Positional isomers

3. Functional isomers       

4. Optical isomers

Subtopic:  Aldehydes & Ketones: Preparation & Properties |
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Level 2: 60%+
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What is the most suitable reagent for the below mentioned conversion?

\(\mathrm{CH_{3} — CH = CH — CH_{2} — \overset{\Large{O} \\~ ||}{C}—CH_{3} \rightarrow}\)
    
\(\mathrm{CH_{3} — CH = CH — CH_{2} — \overset{\Large{O} \\~ ||}{C}—OH}\)

1.  Tollens' reagent 

2.  Benzoyl peroxide

3.  \(\mathrm I_{2}\) and NaOH solution

4.  Sn and NaOH solution

Subtopic:  Name Reaction |
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Which of the following compounds will give butanone on oxidation with alkaline KMnO4 solution?

1. Butan-1-o1                 
2. Butan-2-ol
3. Both (a) and (b)             
4. None of the above

Subtopic:  Aldehydes & Ketones: Preparation & Properties |
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Carbonyl compound is treated with--- in Clemmensen reduction .

1.  Zinc amalgam + HCl

2.  Sodium amalgam + HCl

3. Zinc amalgam + nitric acid

4.  Sodium amalgam + HNO3

Subtopic:  Name Reaction |
 92%
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Which of the following compounds do not undergo aldol condensation?

(a) (b)
(c) (d)

Options are as follows:

1. a, b

2. b, d

3. b, c

4. c, d

Subtopic:  Name Reaction |
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The product (P) and (Q) of the given reaction are:
 

a.  Phenol b. Sodium phenoxide
c.  Sodium benzoate d. Benzophenone


1. (a, b)
2. (b, c)
3. (c, d)
4. (a, d)

Subtopic:  Acid Derivatives - Preparation, Properties & Uses |
Level 3: 35%-60%
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Identify the conversions that are possible with Clemmensen reduction:

a. Benzaldehyde to benzyl alcohol.

b. Cyclohexanone to cyclohexane.

c. Benzoyl chloride to benzaldehyde.

d. Benzophenone to diphenylmethane.

1. a and b 2. b and c
3. c and d 4. b and d
Subtopic:  Name Reaction |
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Through which of the following reactions number of carbon atoms can be increased in the chain?
a. Grignard reaction
b. Cannizzaro’s reaction
c. Aldol condensation
d. HVZ reaction

Choose the correct option:
1. (a, b)
2. (b, c)
3. (c, d)
4. (a, c)

Subtopic:  Isomers & Reaction Mechanism | Name Reaction |
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Benzophenone can be obtained by:
a.  Benzoyl chloride + Benzene 
b.  Benzoyl chloride + Diphenyl cadmium
c.  Benzoyl chloride + Phenyl magnesium chloride
d.  Benzene + Carbon monoxide 

Choose the correct option

1. (a, b) 2. (b, c)
3. (c, d) 4. (a, d)
Subtopic:  Aldehydes & Ketones: Preparation & Properties |
Level 3: 35%-60%
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