How many of the following will undergo a favourable rearrangement to a lower energy carbocation? H3C CH3 CH3 CH3 one two three four five six

Q: Predict the major product in the following reaction. Be sure to draw it with well-defined…

A: Since you have posted question with multiple sub-parts, we are entitled to answer the first 3 only

Q: Which of these options rank the following carbocation in order of increasing stability. న కాు O XYZ…

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Q: Which of the following carbocations would be expected to rearrange? O None of these would be…

A: The given compounds are as follows.

Q: Which two compounds ionize with loss of bromide ion to form the same carbocation? CH3 CH3 CH3 CH2…

A: Halogen which is in conjugation with alkene give carbocation..

Q: Which of the following set of alcohols can form a carbocation that is prone to…

A: Answer   4

Q: Which of the these compounds will undergo an SN2 reaction with NaSH? O CH3CH2CH=CHB O…

A: Nucleophiles are those elements or compounds which are electron rich. These have lone pair of…

Q: Organize these compounds in order of increasing_heat of hydrogenation (that is, list them from most…

A: Heat of hydrogenation is referred to the amount of energy released during the process of…

Q: 1. KMNO4, HO, Hа0, heat CH3 2. HС H,C- Product 2 ČH3

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Q: Which dimer (step-growth dimerization) will form from the following nonomer? 2 CH2 C-OH NH2 ||| O…

A: The given compound contains an amino and a carboxylic acid functional group. The amino and…

Q: Which of the following could be used to synthesize 2-bromobutane? O CH3CH2CH=CH2 + Br2 (aq)→ O…

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Q: All of the following alkyl bromides react by SN2 substitution when treated with sodium cyanide.…

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Q: Which of the following is the most likely structure of the following carbocation after rearrangment…

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Q: Which of the following compounds is the most reactive towards electrophilic aromatic subsitition by…

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Q: What would be the major product obtained from the addition of HBr to each of the follow- ing…

A: HBr addition follows Markovnikov’s rule i.e., in an unsymmetrical alkene, the electrophile (ex) adds…

Q: Which of the following carbocations would NOT be likely to undergo rearrangement? CH3 а. CH,CCH,CH,…

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Q: Rank the following carbocations in order of increasing stability. CH2 CH3 CH3

A: The carbocation is basically a trivalent carbon whose hybridization is sp2. The higher the…

Q: CH,CH,CHCH,, CH,CH,CH,CH,Br, (CH,),CCH,CH, and CH,CH,CH,CI Br CI

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Q: Arrange the following carbocations based on their stability. Least Stable 1 2 3 A H₂C Most Stable y…

A: In the Chair conformation , when the bulky substituent is present at the axial position then this…

Q: For the following reaction, looking down the indicated bond, provide the most stable Newman…

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Q: Rank the following alkenes in order of increasing stability: CH2CH CH2CH3 CH2CH3 CH,CH3 CH2CH3…

A: Given : Structure of Alkenes is given  To find : Stability order

Q: This molecule will undergo a bimolecular nucleophilic substitution reaction with hydroxide ion. Draw…

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Q: What synthetic goal is achieved by subjecting an alkene to an oxymercuration-demercuration reaction…

A: Oxymercuration-Demercuration is one of the common method to introduce H2O in an alkene. The reagent…

Q: Arrange the following alkenes in their correct order of stability. 1=Most stable and 4=least stable.

A: Stability in alkenes is determined by the reactivity of the carbons involved in the double bond. The…

Q: Indicate which carbocation is the most stable carbocation and which carbocation is the least stable…

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Q: Which, if any, of the following compounds will be the major product(s) of the addition of Br2 to CH3…

A: A double bond is brominated through an electrophilic addition mechanism. In this reaction, bromine…

Q: Which of the following alkyl halide undergo rearrangement in S reaction ? CH 3 | C - CH, CH3 (b) (a)…

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Q: This substituent deactivates the benzene ring towards electrophilic substitution but directs the…

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Q: Which of the following represents allylic carbocation? CH2 - CH = CH, CH3 - CH = C - CH3 CH3 - CH-…

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Q: Rank the following carbocations in order of decreasing stability (most → least): CH₂CHCH₂…

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Q: Show (in increasing order) the relative stability of the following carbocations: CH3CH2CH*CH3…

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Q: Which is a more stable intermediate in pair?

A: Carbocation : carbon atom bearing positive charge is called carbocation.  we can categorized…

Q: Which one of the following chemical species corresponds to the most stable carbocation? CF;CF2 CH3…

A: A carbocation is an electron deficient species. The electron deficient word itself clears that it…

Q: CH2 NBS , CCI4 heat CH3 CH2Br CH3 CH2 CH3 CH,Br Br Br Br Br

A: Allylic position is that position which is next to double bond.

Q: Show how each of the following compounds can be synthesized from an alkene:

A: Since you have posted multiple sub-parts, we are entitled to answer the first three only.

Q: Predict the SN2 product for each of the following: NaOH (a) 1-bromobutane (b) Br CN- H CH2CH2CH CH3

A: Sn2 reaction is bimolecular nucleophilic substitution reaction.

Q: Which of these alkenes would react most slowly with HCI? CH3 (CH3),C=C CH,CH3 O CH;CHCH=CH2 CH3 ©…

A: The addition of HCl to alkene is an example of electrophilic addition reaction. The rate of this…

Q: Which alkene should be used to synthesize the following alkyl bromide? Interactive 3D display mode…

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Q: Rank the following carbocations in terms of their energy. A Highest Energy Lowest Energy

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Q: Which rule is followed during this electrophilic addition to the alkene to determine the location of…

A: Addition of HBr on alkene: The reaction of alkene with HBr is a electrophilic addition reaction. In…

Q: What is the predicted major product for the reaction shown? CCH3 CH3CI/AICI3 `NO2 || ČCH3 ČCH3 CH3…

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Q: How many of the following will undergo a favourable rearrangement to a lower energy carbocation? H3C…

A: We know the stability of carbonation is tertiary> secondary> primary.Again if a carbonation…

Q: The following transformation takes place during synthesis of thiophene, the transformation is…

A: Cyclization  The reaction in which two molecules combine with each other in a manner that , they…

Q: Rank the following carbocations in terms of their energy. + A В Highest Energy Lowest Energy

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Q: The stereochemistry of bromine addition to a cycloalkene is described as 1) Markovnikov 2)…

A: The mechanism of addition of Br2 to cycloalkene, say cyclohexene takes place as follows:

Q: Which starting alkane would produce this brominated product under these reaction conditions? Br Br2…

A: The reaction given is,

Q: What is the predicted major product of the reaction shown? OCH,CH3.. CH3 -NH2 NANO2/HCI < 5° c -N=N-…

A: The given reaction is the formation of azo compounds. In the given reaction, aniline on reaction…

Q: Which one of the following carbocations is the most stable one? I II III IV

A: The species in which the carbon atom bonded with three sigma bonds and has a positive charge is…

Q: CH, CH A CH CH3 В CH3 1)AICI, CH3 H3C CH3 CH3 2) Н,0 C CH3 CH3 +

A: Friedel-Craft alkylation reaction:When the benzene reacts with an alkyl halide in presence of Lewis…

Q: Predict the major bromination product for each of the following reactions. ÇH3 CH3 CH3CCH,CHCH, Br2…

A: When alkanes react with molecular bromine at high temperature, it causes substitution of one of the…

Q: Which of the following carbocations would you expect to rearrange?

A: A chemical reaction mechanism represents the way to form and break the chemical bonds between…