Match the items in column I with the items in column II.

Column I Column II
a. i. Tertiary alcohol
b. ii. Primary alcohol
c. iii. Secondary alcohol


1. a-ii; b-iii; c-i
2. a-iii; b-ii; c-i
3. a-iii; b-i; c-ii
4. a-i; b-ii; c-iii

Subtopic:  Alcohols: Preparation & Properties |
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The allylic alcohol among the following is/are-

a- ,                b- H2C=CH−CH2OH,                   c-

1. c, and b
2. b, and a
3. c, and a
4. None of the above
Subtopic:  Alcohols: Preparation & Properties |
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Incorrect match among the following is-

1. 3-Chloromethyl- 2-isopropylpentan-1-ol
2.  2, 5-Dimethylhexane-1, 3-diol
3. 3-Bromo-2-methylbut-2-en-4-ol
4. Hex-1-en-3-ol

Subtopic:  Alcohols: Preparation & Properties |
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Consider the following reaction,

Methanal + Grignard Reagent →
The structure of Grignard reagent is-
1. CH3CH2MgBr
2. (CH3)2CHMgBr
3. (CH3)2CH2CH2MgBr
4. (CH3)3CMgBr


 

Subtopic:  Alcohols: Preparation & Properties |
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In the given reaction, product A is- 

\(CH_3−CH=CH_2 \xrightarrow{H_2O/H^+}\) A
 

1. CH3CH2CH2OH
2. CH3CH(OH)CH3
3. CH3CH(OH)CH2OH
4. CH3CH2CH3

 

Subtopic:  Alcohols: Preparation & Properties |
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Butan-1-ol and  2-Methylbutan-2-ol can be differentiated by  :

1. HCl-ZnCl2 at room temperature.
2. HBr
3. SOCl2
4. Both (2) and (3) 

Subtopic:  Alcohols: Preparation & Properties |
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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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