In an E1 reaction the solvent acts as a(n) ___________.     reactive intermediate     nucleophile     proton donor     base     source of the added ether group

Q: Which set of starting materials can be used to make the target molecule in one step? HO. Но Target…

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Q: Which do you think is a stronger nucleophile in an SN2 reaction-pyridine or pyrrole? Explain. H.…

A: The complete Lewis structures of the two compounds are

Q: OEt Drag the appropriate labels to their respective targets. Rese H H H. NaOEt NAOH Ph Ph OEt EtO…

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Q: Br is a better nucleophile than HSO4

A: Nucleophilic substitution reaction is the reaction in which one nucleophile substitutes the other…

Q: Select one activator & ortho para director to be on a benzene ring to start.  You will then add a…

A: Here, I take -OMe (methoxy) group as an activator.  In case of anisole, the l.p. present on -OMe…

Q: Select the best reagents to effect the given transformation.

A: Answer : option B is the correct answer. When aldehyde react with NaBH4 in water it will leads to…

Q: Which product(s) will be formed preferentially in a base elimination? (1) (2) H KOH, EIOH Br Br (3)…

A: Ans

Q: Will the following bases favor an E1 or E2 mechanism? Sort them into the appropriate boxes below.…

A: Strong base favour E-2 reaction and weak base favour E-1 reaction.

Q: Why do we need to use lewis acids before electrophilic aromatic substitution reaction proceeds? to…

A: Why do we need to use lewis acids before electrophilic aromatic substitution reaction proceeds? The…

Q: Br Br or

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Q: Н-Br Draw both the two possible products, and circle the “Mark" product. H-Br b. Apply the Mark's…

A: Note: As per our guidelines, we are supposed to answer only three-part if a multiple subpart…

Q: In the Michael reaction, an alpha-beta unsaturated aldehyde would be considered the _____________ in…

A: In the Michael reaction, an alpha-beta unsaturated aldehyde would be considered the _____________ in…

Q: Br, + OCH3 H

A: When alkyl halide is treated with X-, substitution product   is obtained when X- acts as a…

Q: Give one example of Williamson ether synthesis. Show the reactants materials and the product. Draw…

A: As per the multiple-question rule- I am answering the first question asked (Williamson-ether…

Q: SH 5 steps

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Q: alkenes possessing five carbons or fewer. OEt ethyl acetoacetate or EtO OEt diethyl malonate and…

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Q: Place reagent combinations in the out to successfully carry the following transformation. ? Ph Ph…

A: Lithium aluminium hydride is strong reducing agent...it reduces azide into primary amine..... R-N3…

Q: How does changing the base from −OH to H2O affect the rate of an E2 reaction?

A: The E2 reactions occur in a single step, which has only one transition state. The rate of E2…

Q: Add two curved arrows to the reactant side to illustrate the movement of electrons in the E2…

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Q: 1 .CO2CH CO2CH3 H20 | H2SO4

A: Diels-Alder reaction mechanism proceeds through the suprafacial (same-face involvement of the ?…

Q: .CO2CH3 CO2CH3 H20 | H2SO4 CO2CH3 .CO2CH3 РСС HO 3

A: There is some  printing mistake in question you can check in image  Ist reaction is diels-elder…

Q: a. nucleophile electrophile :0: eiectrophile nucleophile H. OH b. C.

A: Since you have posted a question with multiple sub-parts, I will solve the first three subparts for…

Q: Why does increasing alkyl substitution increase the rate of an E2 reaction?

A: The increase in E2 reaction rate with increasing alkyl substitution can be rationalized in terms of…

Q: Y-Z a. Circle the substitution product. b. Based on the structures of the two products, why do you…

A: Let us discuss the energy level diagrams of substitution and addition reactions.

Q: Choose the reagent(s) that would be most likely to complete this reaction. Br

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Q: Select which molecule is the better nucleophile in the following pair: a). Br- or Cl- in H2O b).…

A: A better nucleophile is one which can easily donate lone pair and negative charge should be stable…

Q: Which one favors E2 reaction? A) isopropoxide ion B) tert-butoxide ion C) ethoxide ion D)…

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Q: Why does the leaving group rarely act as a base in SN1 reactions? The ABC step is exothermic and…

A: In a SN1 reaction the leaving group to leave it must be able to accept electron ,if a base remove…

Q: In each reaction box, place the best reagent and conditions from the list. Each reagent will only be…

A: The organic compounds that contain a C=O bond are classified as carbonyl compounds. The carbonyl…

Q: Choose the best substrate for a substitution reaction. O Alkyl iodide O Alkyl bromide O Alkyl…

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Q: NaOCH3 Br E F

A: In presence of Base like NaOCH3 alkyl halide undergo E2 elimination. And in E2 elimination we get…

Q: Which is the best nucleophile for an SN2? A C Ме Me Li Me Li

A: Factors affecting the nucleophilicity : Nucleophilicity is the tendency of an atom or group of atom…

Q: Question attached

A: E1 reaction is unimolecular reaction, where one substituent is removed from the molecule. In a E1…

Q: Which types of halide will react faster in an SN1 reaction?

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Q: * ?Which of the following statements is not true about the SN1 reaction of an alkyl halide (äbäi 2)…

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Q: Drag the appropriate items to their respective bins. CH3 CH= CH2 CH3 CH3CH(CH3)CH,NH2 CH3CH2COO…

A: Attacking reagents can be classified into two types  Electrophiles (E+)  Nucleophiles (Nu-)…

Q: Can you match best nucleophile / conditions that will give a successful hydrolysis reaction for each…

A: For the given electrophile, acid chloride and acetic anhydride, water is used for the hydrolysis…

Q: Fill in the blanks: Good nucleophiles are usually strong mechanism. nucleophiles and a alkyl halide…

A: A nucleophile is defined as a chemical substance that has lone pair of electron or negative charge…

Q: Identify the stronger nucleophile in each pair of anions.a. Br- or Cl- in a polar protic solventb.…

A: a.Polar protic solvents contain hydrogen atoms bonded to electronegative atoms namely O or N.The…

Q: Br ОН - Br Но- + +

A: 1) Both reaction have same rate.  2) it is supported by polar aprotic solvents.

Q: Arrange these alkyl iodides according to decreasing rates of their SN 1 reactions. Fastest Slowest…

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Q: Draw curved fishhook arrows to show the movement of electrons in this step of the reaction…

A: In a free radical reaction mechanism, the homolytic bond cleavage takes place. During homolytic bond…

Q: Identify the stronger nucleophile in each pair of anions. a.Br− or Cl− in a polar protic solvent…

A: A nucleophile is an electron rich species which consists of lone pair of electron pair or pi bond to…

Q: Why is the mechanism shown in Figure 28 not plausible? *       The reagent does not have a good…

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Q: In the E1 reaction, how is the rate affected when the concentration of attacking nucleophile is…

A: Elimination reaction-is type of organic reaction in which two substituents are removed from molecule…

Q: What is a nucleophile? Provide some examples of nucleophiles that would work well in the SN2…

A: We have to tell about nucleophile.

Q: in this E2 reaction what is the major product

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Q: lect which molecule is the better nucleophile in e following pair: Br- or Cl- in H20 СНЗО-or CНЗОН…

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Q: Rank the nucleophiles in each group in order of increasing nucleophilicity. a.−OH, −NH2, H2O b.−OH,…

A: a. Negatively charged nucleophiles are stronger nucleophiles than neutral ones. Hence water is the…

Q: What is the strongest nucleophile, NH3, CH4, CH3O-, or H2O?

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Q: Choose the reagent(s) that would be most likely to complete this reaction.

A: Given: reaction of formation of 2-pentanol from pentene. To find: suitable reagent for this…

Q: OH но OH BF3'Et20 HO HO `OH

A: Alcohol react with lewis acid and carbon attached to -OH becomes more electrophillic which further…

Q: 1. Assuming no other changes, what is the effect of doubling both the alkyl halide and the…

A: SN1 reactions are Nucleophilic substitution reactions. These are unimolecular reactions. Thus the…

Q: What is one commonly used way to turn a poor leaving group into a good one?

A: Since you have posted multiple questions, we are entitled to answer the first only. Please repost…

Q: CH3O HS CH3COO- H20 CH3OH Br Excellent nucleophile Good nucleophile Poor nucleophile

A: Nucleophile : A molecule or substance that has a tendency to donate electrons or react at…

Q: Which rearrangement product will form preferentially during the [1,2]-rearrangement of an R-group?…

A: The rearrangement product is stable if the intermediate carbocation formed is stable. We have to see…

Q: During a Friedel-Crafts alkylation, the order in which the reagents are mixed is important.…

A: The correct answer about Fridel crafts reaction is given below

Q: Rank the alkyl halides in attached group in order of increasing reactivity in an E2 reaction ?

A: The increase in the number of R groups increases the rate of E2 reaction. The increase in the number…