Hybridisation of N in pyrrole  is

1. sp                                2. sp2

3. sp3                              4. sp3d

पिरोल में N का संकरण है:

1. sp                    2. sp2

3. sp3                      4. sp3d

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In hyperconjugation, the atom involved is:

(1) βΗ atom

(2) α-H atom

(3) γ-H atom

(4) all of these

अतिसंयुग्मन में, शामिल परमाणु है:

1. βΗ परमाणु

2. α-H परमाणु

3. γ-H परमाणु

4. ये सभी

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The IUPAC name of the following compounds

 is

1. 1-Bromocyclohexane carboxylic acid

2. 3-Bromocyclohexanoic acid

3. 3-Bromohepatnoic acid

4. 3-Bromocyclohexane carboxylic acid

निम्नलिखित यौगिक का IUPAC नाम है: 

 

1. 1-ब्रोमोसाइक्लोहेक्सेन कार्बोक्जिलिक अम्ल 

2. 3-ब्रोमोसाइक्लोहेक्सेनोइक अम्ल 

3. 3-ब्रोमोहेप्टेनोइक अम्ल 

4. 3-ब्रोमोसाइक्लोहेक्सेन कार्बोक्जिलिक अम्ल 

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The sigma bond energy of C-H bond in C2H6 is:

(1) 99 kcal

(2) 140 kcal

(3) 200 kcal

(4) 60 kcal

C2H6 में C-H बंध की सिग्मा बंध ऊर्जा है :

1. 99 किलो कैलोरी

2. 140 किलो कैलोरी

3. 200 किलो कैलोरी

4. 60 किलो कैलोरी

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Which of the following carbocation will undergo rearrangement ?

1.  2.

3. CH3-CH-C=O          4. CH3-NH-CH-CH-CH3
                |                                                       |
              CH3                                                   CH2

 

निम्नलिखित में से कौन सा कार्बधनायन पुनर्व्यवस्था से गुजरेगा?

1.  2.

3. CH3-CH-C=O          4. CH3-NH-CH-CH-CH3
                |                                                       |
              CH3                                                   CH2

 

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The correct order of nucleophilicity among the following is:

(I) CH3-C∥O-O-

(II) CH3O-

(III) CN-

(IV) 

(1) I > II > III > IV

(2) IV > III > II > I

(3) II > III > I > IV

(4) HI > II > I > IV

निम्नलिखित में से नाभिकरागिता का सही क्रम है:

(I) CH3-CO2-O-

(II) CH3O-

(III) CN-

(IV) 

(a) I > II > III > IV

(b) IV > III > II > I

(c) II > III > I > IV

(d) HI > II > I > IV

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The correct IUPAC name of the compound

 is

1. 3-ethyl-4-ethenylheptane

2. 3-ethyl-4-propylhex-5-ene

3. 3-(1-ethyl propyl) hex-1-ene

4. 4-ethyl-3-propylhex-1-ene

 

यौगिक का सही IUPAC नाम है-

 

1. 3-एथिल-4-एथेनिलहेप्टेन

2. 3-एथिल-4-प्रोपिलहेक्स-5-ईन 

3. 3-(1-एथिल प्रोपिल)हेक्स-1-ईन 

4. 4-एथिल-3-प्रोपिलहेक्स-1-ईन 

 

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Among the given compounds, the most susceptible to nucleophilic attack at the carbonyl group is

1. CH3COOCH3

2. CH3CONH2

3. CH3COOCOCH3

4. CH3COCl

दिए गए यौगिकों में, कार्बोनिल समूह पर नाभिकरागी आक्रमण के लिए सबसे अधिक अतिसंवेदनशील है-

1. CH3COOCH3

2. CH3CONH2

3. CH3COOCOCH3

4. CH3COCl

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The chirality of the compound                           

1. R       

2. S        

3. Z        

4. E

यौगिक की काइरलता है-

1. R       

2. S        

3. Z        

4. E

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The IUPAC name of the compound,

 is:

1. 1, 3-dibromo-3-methylbutane

2. 3-methyl-1,2-bromobutane

3. 3-methyl-1,3-bromopropane

4. none of the above

यौगिक 

 का IUPAC नाम है:

1. 1, 3-डाईब्रोमो-3-मेथिलब्यूटेन

2. 3-मेथिल-1,2-ब्रोमोब्यूटेन

3. 3-मेथिल-1,3-ब्रोमोप्रोपेन

4. उपरोक्त में से कोई नहीं

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