In the given reaction, product A is- 


1-Methylcyclohexanol    \(\xrightarrow[]{acid \ catalysed \ dehydration}\) A

1. 2-Methylcyclohexene
2. 1-Methylcyclohexanol
3. 1-Methylcyclohexane
4. 1-Methylcyclohexene

Subtopic:  Mechanism of Dehydration, Methanol & Ethanol |
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Assertion(A): Ortho and para nitrophenols are more acidic than phenol.
Reason(R): Phenoxide ion formed by ortho and para nitrophenols are more stable than pehenoxide ion formed by phenol.

1. Both assertion and reason are true, and reason is the correct explanation of the assertion.

2. Both assertion and reason are true, but reason is not the correct explanation of the assertion.

3. Assertion is true but reason is false.

4. Assertion is false but reason is true.

Subtopic:  Electrophilic Substitution Reactions, Uses of Phenols |
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Consider the two statements given below:

I. The given reaction is known as Kolbe’s reaction.


II. The given reaction is known as Reimer - Tiemann reaction.


 

1. Both statements I and II are true.

2. Statement I is true and statement II is false.

3. Both statements I and II are false.

4. Statement I is false, statement II is true.

Subtopic:  Phenols: Preparation & Properties |
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In the given reaction,



product A and reaction name are respectivey-

1. 2-Ethoxy-3-methylpentane; Williamson synthesis  reaction
2. 1-Ethoxy-3-methylpentane; Williamson synthesis  reaction
3. 2-Ethoxy-3-methylpentane; Nucleophilic addition reaction
4. 1-Ethoxy-3-methylpentane; Nucleophilic addition reaction

 

Subtopic:  Ethers: Preparation & Properties, Uses |
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The appropriate set of reactants for the preparation of 1-methoxy-4-nitrobenzene is-

1.

2.

3. Both 1 and 2 are appropriate set of reactants for the preparation of 1-methoxy-4-nitrobenzene

4. None of the above

Subtopic:  Ethers: Preparation & Properties, Uses |
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In the given reation, products are respectively- 


CH3−CH2−CH2−O−CH3 + HBr→ A  + B


1. ; CH3Br

2. CH3CH2CH2Br ; CH3OH

3. ; CH3OH

4. CH3CH2CH2Br; CH3Br

 

Subtopic:  Ethers: Preparation & Properties, Uses |
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Match the items in column I with the items in column II.
 
Column I Column II
a. i. Tertiary alcohol
b. H2C=CH−CH2OH ii. Primary alcohol
c.

CH3−CH2−CH2−OH

iii. Secondary alcohol


1. a-ii; b-iii; c-i
2. a-ii; b-ii; c-i
3. a-iii; b-i; c-i
4. a-iii; b-ii; c-ii
Subtopic:  Alcohols: Preparation & Properties |
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In the given reaction, product A is-

 

1.
2.
3.
4.
Subtopic:  Mechanism of Dehydration, Methanol & Ethanol |
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In the given reaction, product A is-

A
1.
2.
3.
4. None of the above
Subtopic:  Alcohols: Preparation & Properties |
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In the given reaction, product A is- 

Butan-1-ol  \(\xrightarrow[]{acid \ catalysed \ dehydration}\)​ A

1. But-2-ene
2. 1-Butoxybutane
3. But-1-ene
4. None of the above
Subtopic:  Mechanism of Dehydration, Methanol & Ethanol |
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