Genrally Aldehydes behave as:

1. oxidising agent

2. reducing agent

3. dehydration agent

4. oxidizing as well as reducing agent

एल्डिहाइड किस प्रकार व्यवहार करते हैं?

1. ऑक्सीकारक 

2. अपचायक 

3. निर्जलीकारक 

4. ऑक्सीकारक के साथ-साथ अपचायक 

To unlock all the explanations of this course, you need to be enrolled.

Hints

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

 64%

To unlock all the explanations of this course, you need to be enrolled.

Hints

Acetals are:

(1) aldehyde

(2) diethers

(3) ketones

(4) hydroxy aldehydes

ऐसीटैल हैं:

(1) एल्डिहाइड

(2) डाइईथर  

(3) कीटोन 

(4) हाइड्रॉक्सी एल्डिहाइड

To unlock all the explanations of this course, you need to be enrolled.

Hints

advertisementadvertisement

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

To unlock all the explanations of this course, you need to be enrolled.

Hints

The major product is :

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

मुख्य उत्पाद है:

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

To unlock all the explanations of this course, you need to be enrolled.

Hints

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

To unlock all the explanations of this course, you need to be enrolled.

Hints

advertisementadvertisement

Product (A) obtained is :

(1)  
(2)
(3)
(4)

प्राप्त उत्पाद (A) है:

(1)  
(2)
(3)
(4)

 55%

To unlock all the explanations of this course, you need to be enrolled.

Hints

Hg2+/H2SO4Product;

(1)

(2)

(3)

(4)

 

Hg2+/H2SO4उत्पाद,

(1)

(2)

(3)

(4)

 

To unlock all the explanations of this course, you need to be enrolled.

Hints

 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

To unlock all the explanations of this course, you need to be enrolled.

Hints

advertisementadvertisement

Product (C) of the reaction is :

1. 

2.

3. 

4.

अभिक्रिया का उत्पाद (C) है:

1. 

2.

3. 

4.

To unlock all the explanations of this course, you need to be enrolled.

Hints