Which of the following reactions will give 2° chiral alcohol as one or more of major organic products?

(1) 
(2)
(3)
(4) None
Subtopic:  Alcohols: Preparation & Properties |
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In the following reactions X, Y and Z are respectively :

  X Y Z
(1) 
(2)
(3)
(4)
Subtopic:  Ethers: Preparation & Properties, Uses |
 79%
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An aromatic compound A (C8H10O) gives the following tests with the given reagents.

The structure of  'A' is:

1.  2.
3. 4.
Subtopic:  Alcohols: Preparation & Properties |
 64%
From NCERT
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Compounds I and II can be distinguished by using reagent:

(I)   4–Amino–2–methlbut–3–en–2–ol  
(II)   4–Amino–2,2–dimethylbut–3–yn–1–ol  


1. NaNO2/HCl

2. Br2/H2O

3. HCl/ZnCl2 (anhydrous)

4. Cu2Cl2 + NH4OH

Subtopic:  Alcohols: Preparation & Properties |
 67%
From NCERT
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CH2Cl2Br2 W. Product W is:

1. 

2. 

3. 

4. 

Subtopic:  Mechanism of Dehydration, Methanol & Ethanol |
 58%
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In each of the following groups, which is the strongest (best) nucleophile ?

(I)(1)H3C-O-            (2)                   (3)H3C-S- in CH3OH

(II)(1)OH-                (2) H2O                        (3) NH2- in DMF

(III) (1)   (2)                  (3) CH3O- in DMSO

(a) I,3; II,3; III,2                                  (b) I,2; II,1; III,3

(c)  I,1; II,2; III,1                                 (d) I,3; II,1; III,3

Subtopic:  Alcohols: Preparation & Properties |
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(A) on heating isomerizes to (B). What is the structure of (B) ?

Subtopic:  Mechanism of Dehydration, Methanol & Ethanol |
 56%
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Which of the following statements is true?

(1) CH3CH2S- is both a stronger base and more nucleophilic than CH3CH2O-

(2) CH3CH2S- is a stronger base but is less nucleophilic than CH3CH2O-

(3) CH3CH2S- is a weaker base but is more nucleophilic than CH3CH2O-

(4) CH3CH2S- is both a weaker base and less nucleophilic than CH3CH2O-

Subtopic:  Alcohols: Preparation & Properties |
 50%
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The labeled -O18 will be:


1. H2O

2. Methyl benzoate

3. Both 1 and 2

4. Benzoic acid

Subtopic:  Alcohols: Preparation & Properties |
 70%
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Product (A) in the below mentioned reaction is:
 

1. 2.
3.   4.  
Subtopic:  Alcohols: Preparation & Properties |
 68%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh