How many sp² carbon atoms are present in the product formed from the given reaction?


1. 3
2. 0
3. 2
4. 6
 

Subtopic:  Alkanes, Alkenes and Alkynes - Chemical Properties |
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Which of the following compounds are aromatic?
(A)   (B)
(C) (D)
 
1. Only A and B 2. Only A and C
3. Only B and C 4. A, C, and D
Subtopic:  Aromatic Hydrocarbons - Benzene - Structure, Preparation & Chemical Reactions |
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Statement I: Alkene has weak \(\pi\) bond, therefore less stable than alkane. 
Statement II: Weak \(\pi\) bond is less strong than the carbon-carbon sigma bond.
 
1. Statement I is correct; Statement II is correct
2. Statement I is correct; Statement II is incorrect
3. Statement I is incorrect; Statement II is correct
4. Statement I is incorrect; Statement II is incorrect
Subtopic:  Alkanes, Alkenes and Alkynes - Chemical Properties |
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What is the major product of the following reaction?
1. 
2. 
3. 
4. 
 
Subtopic:  Alkanes, Alkenes and Alkynes - Chemical Properties |
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Which of the following compounds will predominantly yield a meta-substituted product with respect to the methyl group upon halogenation?
1. 2.
3. 4.
Subtopic:  Alkanes, Alkenes and Alkynes - Chemical Properties |
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Identify the staggered conformation with maximum dihedral angle:
1.      2.
3. 4.
Subtopic:  Alkanes, Alkenes and Alkynes - Chemical Properties |
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Identify the intermediate [A] in the following reaction:\((C_6H_5COO)_2\xrightarrow{~~~\Delta~~~}A\longrightarrow 2\dot{C}_6H_5+2CO_2 \)
1. 
2. 
3. 
4.  \(\mathrm{C}_6 \mathrm{H}_5-\dot{\mathrm{C}}=\mathrm{O}\)
Subtopic:  Alkanes, Alkenes and Alkynes - Chemical Properties |
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Which among the following pairs of structures will give different products on ozonolysis?
(Consider that the double bonds in the structures are rigid and not delocalized)
1. 
2. 
3. 
4. 
Subtopic:  Alkanes, Alkenes and Alkynes - Chemical Properties | Aromatic Hydrocarbons - Benzene - Structure, Preparation & Chemical Reactions |
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Which of the following is not aromatic? 
1. 2.
3. 4.
Subtopic:  Aromatic Hydrocarbons - Benzene - Structure, Preparation & Chemical Reactions |
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In the presence of sunlight, benzene reacts with \(Cl_2\) to give product, 'X'. The number of hydrogens in 'X' is:

1. 5
2. 3
3. 6
4. 12
Subtopic:  Aromatic Hydrocarbons - Benzene - Structure, Preparation & Chemical Reactions |
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