Which of the following would undergo aldol condensation?

(1) CCl3CHO               

(2)             CH3
            |
CH3CCHO
            |
          CH3

(3) CH3CH2CHO          

(4) HCHO

निम्नलिखित में से कौन एल्डोल संघनन देगा?

(1) CCl3CHO               

(2)             CH3
            |
CH3CCHO
            |
          CH3

(3) CH3CH2CHO          

(4) HCHO

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Acetals are:

(1) aldehyde

(2) diethers

(3) ketones

(4) hydroxy aldehydes

ऐसीटैल हैं:

(1) एल्डिहाइड

(2) डाइईथर  

(3) कीटोन 

(4) हाइड्रॉक्सी एल्डिहाइड

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The IUPAC name of tartaric acid is:

1. 2,3-dihydroxy butane-1-4-dicarboxylic acid

2. 1,4-dihydroxy butane-2-3-dioic acid

3. butane-1 4-dicarboxylic acid

4. none of the above

टार्टरिक अम्ल का IUPAC नाम है:

1. 2,3-डाइहाइड्रॉक्सी ब्यूटेन-1-4-डाइकार्बोक्सिलिक अम्ल 

2. 1,4-डाइहाइड्रॉक्सी ब्यूटेन-2-3-डाइओइक अम्ल 

3. ब्यूटेन-1 4-डाइकार्बोक्सिलिक अम्ल 

4. उपरोक्त में से कोई नहीं

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The major product is :

(1)
(2)
(3)
(4)

मुख्य उत्पाद है:

(1)
(2)
(3)
(4)

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Which of the following alcohol will show positive iodoform test ?

(1)

(2)

(3)

(4) None of these

निम्न में से कौन सा एल्कोहॉल धनात्मक आयोडोफॉर्म परीक्षण दिखाएगा?

(1)

(2)

(3)

(४) इनमें से कोई नहीं

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Product (A) obtained is :

(1)  
(2)
(3)
(4)

प्राप्त उत्पाद (A) है:

(1)  
(2)
(3)
(4)

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Hg2+/H2SO4Product;

(1)

(2)

(3)

(4)

 

Hg2+/H2SO4उत्पाद,

(1)

(2)

(3)

(4)

 

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 RCO2H product; Product of this reaction is:

1. 

2. 

3. both (1) and (2)                                         

4. none of these

 RCO2Hउत्पाद, इस अभिक्रिया का उत्पाद है:

1. 

2. 

3. दोनों (1) और (2)                                         

4. इनमें से कोई नहीं

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Product (C) of the reaction is :

1. 

2.

3. 

4.

अभिक्रिया का उत्पाद (C) है:

1. 

2.

3. 

4.

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Major product of the reaction is:-

1. 

2. 

3. 

4. 

अभिक्रिया का मुख्य उत्पाद है:-

1. 

2. 

3. 

4. 

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