C (major product) is

(1) 
(2)
(3)
(4) none of these

C (प्रमुख उत्पाद) है:

(1) 
(2)
(3)
(4) इनमें से कोई नहीं

 68%

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Intermediates formed during the reaction of RCONH2 with Br2 and KOH are                                

1. RCONHBr and RNCO

2. RNHCOBr and RNCO

3. RNHBr and RCONHBr

4. RCONBr2

RCONH2 की Br2 और KOH के साथ अभिक्रिया के दौरान निर्मित मध्यवर्ती हैं:

1. RCONHBr और RNCO

2. RNHCOBr और RNCO

3. RNHBr और RCONHBr

4. RCONBr2

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In a reaction of aniline a colored product C was obtained.

The structure of C would be

1. 

2. 

3. 

4. 

एनिलीन की अभिक्रिया में एक रंगीन उत्पाद C प्राप्त किया गया था।

The structure of C would be

*शीत

1. 

2. 

3. 

4. 

 61%

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1. 
2.
3.
4. All of these

1. 
2.
3.
4. ये सभी

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Which of the following reactions is appropriate for converting acetamide to methanamine ?

1. Carbylamine reaction

2. Hofmann hypobromamide reaction

3. Stephens reaction

4. Gabriels phthalimide synthesis

एसिटामाइड को मेथेनमाइन में परिवर्तित करने के लिए निम्नलिखित में से कौन सी अभिक्रिया उपयुक्त है?

1. कार्बिल ऐमीन अभिक्रिया

2. हॉफमैन हाइपोब्रोमेमाइड अभिक्रिया

3. स्टीफन अभिक्रिया

4. गेब्रियल थैलेमाइड संश्लेषण

 57%

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The final product C, obtained in this reaction

Ac2OACH2COOHBr2BH+H2OC

would be

1.                  

2.  

3.                  

4.  

 

इस अभिक्रिया में, प्राप्त अंतिम उत्पाद C होगा:

Ac2OACH2COOHBr2BH+H2OC

1. 

2.  

3. 

4.  

 

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Which of the following is regenerated at the end of the reaction

(1) X

(2) Y

(3) Z

(4) W

निम्नलिखित में से कौन अभिक्रिया के अंत में पुनर्याेजित होता है

(1) X

(2) Y

(3) Z

(4) W

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ln the reaction, CH2CH2NH2HCl
 |               Product
CH2CH2NH2HCl

The product is: 

1. 

2. 

3. 

4. 

 

उत्पाद है:

1. 

2. 

3. 

4. 

 

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The electrolytic reduction of nitrobenzene in strongly acidic medium produces

1. p-aminophenol

2. azoxybenzene

3. azobenzene

4. aniline

प्रबल अम्लीय माध्यम में नाइट्रोबेन्जीन की विद्युतअपघटनीय अपचयन निर्मित करता है:

1. p-एमिनोंफीनॉल

2. एजॉक्सीबेन्जीन

3. एजोबेन्जीन

4. एनिलीन

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Aniline in a set of reactions yielded a product                                                   

The structure of the product D would be

1. C6H5CH2NH2

2. C6H5NHCH2CH3

3. C6H5NHOH

4. C6H5CH2OH

अभिक्रियाओं के एक समूह में एनिलीन एक उत्पाद का निर्माण करता है: 

उत्पाद D की संरचना होगी:

1. C6H5CH2NH2

2. C6H5NHCH2CH3

3. C6H5NHOH

4. C6H5CH2OH

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