Find missing reagents.
1. x = LiAlH4, y = NaBH4

2. x = LiAIH/ AlCl3, y = LiAlH4

3. x = LiAIH4, Y = LiAIH/ AlCl3

4. x = H/ Ni, y = H2 / Pt

Subtopic:  Mechanism of Dehydration, Methanol & Ethanol |
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Which are not cleaved by HIO4?
I : glycerol
II : glycol
III: 1, 3-propanediol
IV: methoxy-2-propanol

1. I, II, III, IV

2. I, II

3. II, III

4. III, IV

Subtopic:  Alcohols: Preparation & Properties |
 63%
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Which of the following compounds are not oxidized by HIO4?

(1)   (2)  (3) 

(4)  (5)  (6)  

(7) 

1. 5,6,7     
2. 4,5,6,7     
3. 6,7     
4. 3,4,5,6,7

Subtopic:  Ethers: Preparation & Properties, Uses |
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Succinic acid (A)NH3(B)KOHBr2(C); Product (C) will be:

(1) CH2|-CO2HCH2-CH2-NH2

(2) CH2|-CO2HCH2-NH2

(3) CH2|-CO-2K+CH2-NH2

(4) CH2|-CO2HCH2-CH2-Br

 

Subtopic:  Alcohols: Preparation & Properties |
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints

dimethoxy ethaneLiHLCH3LiMH3O+ N + CH3OH

Product (N) is:

1. 

2. 

3.       

4. 

Subtopic:  Alcohols: Preparation & Properties |
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints

PCC(A)H+OH-CH2-CH2-OH(B)(1) MeMgBr (2) H3O+
(C)NaBH4EtOH(D) Product

(D) in above reaction Is:

(a) 

(b) 

(c) 

(d) 

Subtopic:  Mechanism of Dehydration, Methanol & Ethanol |
 52%
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints

(A) → B + C; (B) and (C) both gives +ve iodoform test.Compound (A) is:-
C5H10O       H3O+


(1) CH3-CH=CH-O-CH2-CH3

            H
            l

(2)CH3-C-O-CH2-CH3
            l
           CH3

(3)CH3-C-O-CH2-CH3
            ll
           CH2

(4)Both (b) and (c)

Subtopic:  Mechanism of Dehydration, Methanol & Ethanol |
 66%
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints

A solution of Ph3CCO2 in conc. H2SO4 gives (X) when poured into methanol X is :-
                O
               ll
(1) Ph3C-C-O-CH3

                   O
                 ll
(2) Ph2CH-C-O-CH3

(3) Ph3C-OCH3

(4) Ph3C-CH3

Subtopic:  Mechanism of Dehydration, Methanol & Ethanol |
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints

PyridineTsCl(A)LiAlH4(B)    

Product (B) of the above reaction is:

Subtopic:  Mechanism of Dehydration, Methanol & Ethanol |
 52%
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints

The reducing agent among the following is -

1. CrO3/H+

2. KMnO4

3. LiAlH4

4. O3

Subtopic:  Alcohols: Preparation & Properties |
 89%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh