Elimination Reactions! 1. Ranking alkene stability: Please rank the following alkenes in order from least to most stable. Then give an explanation as to why you picked this order: i. i. ii. iv.

Q: What alkene would you start with if you wanted to synthesizea. pentane? b. ethylcyclopentane?

A: The method of hydrogenation can also be used to make alkane both from alkene and alkynes.…

Q: The kinetically controlled product in this reaction is: HCI A D

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Q: What alkane is needed to make each attached alkyl halide by radicalhalogenation?

A: The given alkyl halides are represented as follows:

Q: Which of the following carbocations is least likely to rearrange? +) A B D

A: Carbocation rearrangement takes place where there is a chance of transforming a less stable…

Q: Rank the alkenes shown from least exothermic (1) to most exothermic (4) heat of hydrogena a. b. с.…

A: Given : We have to rank the above alkenes in terms of heat of hydrogenation.

Q: or SN2 Explain the order in which 1o (primary) alkyl halides reacted and explain why. The 1o…

A: The reactivity rate of SN2 reaction depends upon the concentration of both substrate and…

Q: Explain the steps involve in the below organic reaction in detail a. ONe HN

A: A zwitterion or dipolar ion is a molecule which contains an equal amount of positive and negative…

Q: (a) Provide the structures of all four possible carbocations formed in the reaction below by…

A: The intermediate species in which carbon atom is bonded with only three atoms and contains a…

Q: reaction

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Q: Show all the steps necessay,in order to make each of the followring compoundS, Starting with benzene…

A: Preparation of 2,4-Dibromobenzoic acid from benzene can be done as follows:

Q: 21) Carbocation forms in the reaction of: A) SN1 B) SN2 С) Both D) Cannot determined

A: We have to determine in which reaction carbocation is formed.

Q: The substitution reaction below forms two ethers (which are consitutional isomers). Which ether is…

A: Various reactions are studied in organic chemistry. Every reaction is guided by some specific…

Q: n of pure HBr with the alkene shown.

A: Alkene react with hydrogen bromide (HBr) to undergo addition reaction and forms alkyl bromide

Q: ose the best starting alkyne for the reaction in the im

A: Various organic compounds are converted to other organic compounds with the help of some reagents.

Q: For the following reaction, a. List all expected organic and covalent products. b. For each organic…

A: We have given that alkyl halide react with NaOH.

Q: (b) Discuss about the stability factors of the reaction intermediates, which involved in a name…

A: The answer is as follows:

Q: Conceptual: Rank the following alkenes in decreasing order of stability. b

A: The relative stability of the alkenes can be understood by the presence of hyperconjugative H atoms.…

Q: B. Consider the reaction below to answer the following question(s). CH3 CH3 H3C H;C-C-C1 H20 Нас— с—…

A: In SN1 reaction polar protic solvent and weak nucleophile is used. In this reaction  3° alkyl halide…

Q: Rank the following carbocations in order of decreasing stability. Most stable

A: Carbocations are electron-deficient species that are formed by the removal of a hydrogen atom from…

Q: Rank the following alkenes in order of increasing stability.

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Q: Based on the image attached, arrange the relative stability of the intermediates involved in the…

A: The intermediate involved in the addition of hydrogen halide to an alkene is carbo-cation. The…

Q: reactivity

A: Reactivity towards nucleophilic substitution reaction is depends on basic strength of leaving group.…

Q: Rank the following carbocations in order of decreasing stability, putting the most s II Multiple…

A: Stability of carbocation is as 3°>2°>1°  We can see that I is a 3° Carbocation as the carbon…

Q: Place the following cyclic compounds in order from highest to lowest stability. For the lower…

A: cyclopropane and cyclobutane are less stable than cyclohexane, because the smaller rings are more…

Q: Explain the steps involve in the below organic reaction in detail ONe of HND

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Q: Give the major product(s) of the following reaction. AICI, ? heat There is no reaction under these…

A: Given:

Q: How does solvent affect rate of reaction if its increase or decrease in sn1 or sn2

A: In SN1 reactions, there carbocation intermediate so solvents of higher polarity  stabilizes these…

Q: Rank the following alkenes in order of increasing stability.

A: Increasing order of stability of alkenes has to be given.

Q: Rank the following carbocations in terms of stability from lowest to highest. to A B C D

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Q: out the stepwise mechanism (include intermediates or transition state) for: CH3CH2OH CHCH2)3CBr…

A: Close observation of reactant will confirm the reaction mechanistic pathway which is SN1 for the…

Q: Rank the following alkenes in order of increasing stability (least to most stable)

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Q: Why the relative reactivity of SN2 is tertiary<secondary<primary<allyl, phenyl ? (explanation)

A: In this question, we will discuss on relative reactivity of SN2 you can see the explanation below.…

Q: II III

A: Stability of alkane is depends upon branches and heat of combustion.

Q: Rank the alkenes stability from most to least and explain why

A: Stability of alkene depends upon the following factors – More substituted alkene will have more…

Q: What alkyne gives each compound as the only product after hydroboration-oxidation?

A: Hydroboration reaction takes place in the presence of a BH3 or B2H6 and H2O2, and will lead to the…

Q: HCi ether

A: b part is an example of electrophillic addition reaction. Where H+ will be added to the nucleophile.…

Q: Which alkene reacts faster with HBr? Explain your choice.

A: Hydrogen bromide reacts with an alkene to form alkyl bromide. The reaction completes in two steps…

Q: Which is/are the major product(s) formed from the reaction of 1,2-dimethylcyclohexene with CH3 CH3 H…

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Q: The following Grignard reagents are desired: a) cyclohexylmagnesium bromide b) sec-butylmagnesium…

A: Grignard reagent falls under organometallic compounds and has magnesium bonded with halide or…

Q: Give major product part a,b,c properly

A: Solution- major product of given below with there reaction;

Q: 5) Carbocation forms in the reaction of: A) SN1 B) SN2 C) Both D) Cannot determined

A: Given that : We have to identify in which reaction(s) carbocation is formed : A) SN1 B) SN2 C) Both…

Q: Dehydrohalogenation of alkylhalides always

A: Since question is not mentioned which needs to be answered. We'll answer first question only. Please…

Q: Rank the followings carbocations in terms of increasing stability (least to most)

A: Stability  of carbo cation depends upon the type of structure  of carbocation , primary are least…

Q: why does this carbocation go through rearrangemnt by a hydride shift?

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Q: Rank the following alkenes in order of stability || IN ||| =

A: In this question, we will arranged all these three alkene compound in stability order. Remember most…

Q: Using the principles described in this course, explain (using sentences and drawings) why…

A: The more stable the carbocation ,the lower the activation energy for reaching that inter mediate…

Q: Rank the following alkenes in order of increasing stability:

A: To solve this problem we have to know about the stability of alkene with substitution .

Q: Please show the reaction for the Alkene Halogenation and Explain each step in the reaction in great…

A: Alkenes react readily with chlorine or bromine, in dark, in a solvent such as CCl4 , to produce the…

Q: What happens to the stereochemistry during and SN2 reaction? Why? Provide a reaction to illustrate…

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