Arrange the following in the order of C-Br bond strength in a polar solvent

1. I<II<III<IV

2. III<IV<I<II

3. IV<III<II<I

4. II<I<III<IV

Subtopic:  Chemical Properties |
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What is the correct order of reactivity for the following compounds in an \(S_N 1\) reaction?

1. II > I > III 2. III > II  > I
3. I  > II > III 4. I > III > II
Subtopic:  Chemical Properties |
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What is the substrate (A) in the following reaction?
 
1. Bromobenzene  2. Benzylbromide 
3. Acetophenone  4. Phenol
Subtopic:  Chemical Properties |
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Which of the following compounds will give racemic mixture on nucleophilic substitution by OH- ion?

(i)
(ii)
(iii)

  
1.  (iii) 
2.  (i), (ii) and (iii)     
3.  (ii) and (iii)     
4.  (i) and (iii) 

Subtopic:  Chemical Properties |
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All of the following will increase the rate of the reaction shown below except:


I: Increasing the concentration of tertbutyl alcohol. 
II: Increasing the concentration of hydrobromic acid. 
III: Increasing the temperature.
1. I only 2. II only
3. III only 4. II and III only
Subtopic:  Chemical Properties |
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How many halogen derivatives are possible for C2H6 ?

1. 2

2. 4

3. 6

4. 9

Subtopic:  Chemical Properties |
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How many unique substitution products can be formed when ethane reacts with bromine under sunlight?

1. 9 2. 6
3. 8 4. 5
Subtopic:  Chemical Properties | Isomerism & Chirality |
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A in the reaction below is:

1. 2.
3. 4.
Subtopic:  Chemical Properties |
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Among the following, the compound which undergoes the fastest solvolysis is:
 
1.
2.
3.
4.
Subtopic:  Chemical Properties |
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Given below are two statements: 
Assertion (A): Vinyl halides do not undergo nucleophilic substitution easily.
Reason (R):
Even though the intermediate carbocation is stabilized by loosely held \(\pi-\)electrons, the cleavage is difficult because of strong bonding.
 
1. Both (A) and (R) are True and (R) is the correct explanation of (A).
2. Both (A) and (R) are True but (R) is not the correct explanation of (A).
3. (A) is True but (R) is False.
4. (A) is False but (R) is True.
Subtopic:  Chemical Properties |
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