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Questions and Answers
Which of the following is the correct decreasing order of enthalpies of reaction for producing carbocation?
Which of the following is the correct decreasing order of enthalpies of reaction for producing carbocation?
- ΔH10 > ΔH02 > ΔH30 > ΔH04 (correct)
- ΔH02 > ΔH10 > ΔH04 > ΔH30
- ΔH04 > ΔH10 > ΔH02 > ΔH30
- ΔH30 > ΔH02 > ΔH10 > ΔH04
What is the correct stability order of the given species?
What is the correct stability order of the given species?
- II > I > IV > III
- I > II > III > IV
- II > IV > I > III (correct)
- I > III > II > IV
Which carbocation is least likely to form as an intermediate?
Which carbocation is least likely to form as an intermediate?
- (C6H5)3C+
- CH2=CH+
- CH3+ (correct)
- None of these
What is the correct order of stability of the following carbanions?
What is the correct order of stability of the following carbanions?
Which of the following reaction intermediates has the least potential energy?
Which of the following reaction intermediates has the least potential energy?
What is the most stable resonating structure of CH3C?
What is the most stable resonating structure of CH3C?
Which of the following carbocation would you expect to rearrange?
Which of the following carbocation would you expect to rearrange?
In which of the following compounds is the hydroxylic proton most acidic?
In which of the following compounds is the hydroxylic proton most acidic?
Which of the following statements is true about the +I effect?
Which of the following statements is true about the +I effect?
How many of the following carbocations have the potential to rearrange to a more stable one?
How many of the following carbocations have the potential to rearrange to a more stable one?
What is the correct order of decreasing stability of the following carbanions?
What is the correct order of decreasing stability of the following carbanions?
What is the number of monobrominated products obtained from the reaction of alkane with Br2 and hν?
What is the number of monobrominated products obtained from the reaction of alkane with Br2 and hν?
In the free-radical chlorination of methane, what is the chain-initiation step?
In the free-radical chlorination of methane, what is the chain-initiation step?
Arrange the following compounds in the increasing order of homolytic (C―C) bond dissociation energy.
Arrange the following compounds in the increasing order of homolytic (C―C) bond dissociation energy.
What is the rate-determining step in the chlorination of CH4?
What is the rate-determining step in the chlorination of CH4?
How many monochlorinated products may be obtained when the alkane shown below reacts in the presence of Cl2 and hν?
How many monochlorinated products may be obtained when the alkane shown below reacts in the presence of Cl2 and hν?
Wurtz reaction will not be observed in which of the following compounds?
Wurtz reaction will not be observed in which of the following compounds?