(7) Rank the following nucleophiles in order of their reactivity in an SN2 reaction (1 = most reactive.4 - last reactive). REMEMBER: The SN2 reaction has a crowded transition state! X.

Q: What happens to the rate of an SN2 reaction under the following conditions? [RX] is halved, and…

A: Given: [RX] is halved, and [:Nu-] is doubled.

Q: How does the strength of the nucleophile affect an SN1 or SN2 mechanism?

A: Given reaction types,     SN1 reaction mechanism     SN2 reaction mechanism

Q: From each pair, select the stronger nucleophile. Q.) CH3OCH3 or CH3SCH3

A:

Q: 4. Are there any RX compounds from part A that are not expected to undergo an Sn1 or SN2 reaction?…

A: Note: Chloro benzene, bromo benzene cannot participate in sn1 or sn2 due to unstable carbocation and…

Q: While discussing the SN1 mechanism, we learned that H2O is an extremely weak nucleophile. So weak…

A:

Q: alkylhalide in order of decreasing reactivity in an SN¡ reaction:

A: The order of reactivity of alkyl halides towards SN​1 reaction is-  Tertiary halide(3°) >…

Q: How does doubling [B:] affect the rate of an E1 reaction?

A: E1 reactions are the unimolecular elimination reaction. This is a two step elimination reaction, in…

Q: a) Describe the general steps in the mechanism for an SN1 reaction and an SN2 reaction. b) Discuss…

A: The reaction in which an atom or group is substitutes by any other atom or group is known as…

Q: Rank the following nucleophiles in the order of increasing the strength of nucleophillicity…

A: Increasing strength of  nucleophillicity ofCH3 CH2 NH2,   CH3  CH2 NH-  and CH33 CO-

Q: Rank the following compounds in order of increasing SN2 reaction rate with a good nucleophile.…

A: We have to rank the given compounds in order of increasing SN2 reaction rate with a good…

Q: 十 H- Br

A: electron rich species are called nucleophile  electron deficient species called electrophile  the…

Q: For which reaction mechanisms—SN1, SN2, E1, or E2—of thefollowing statement true? A statement may be…

A: We know that SN1, E1 and SN2, E2 mechanisms follow the first and second order kinetics respectively.

Q: For each pair, predict the stronger nucleophile in the SN2 reaction (using an alcohol asthe…

A:

Q: Why does the incoming nitro group go para and not ortho?

A:

Q: Would you expect acetate ion (CH3CO2 -) to be a better nucleophile in an SN2 reaction with an alkyl…

A: The SN2/E2 reaction of alkyl halide is with neutral nucleophile/base, the increasing polarity of the…

Q: What happens to the rate of an SN1 reaction under the following conditions? [RX] is halved, and…

A: Nucleophilic substitution reaction The nucleophilic substitution reaction is a type of reaction in…

Q: In both examples below the reactants shown are combined to bring about a nucleophilic substitution…

A: If weak base is used (dil.NaOH), substitution reaction takesplace  Benzyl chloride undergo SN1…

Q: Would you expect acetate ion CH3CO2 to be a better nucleophile in an SN2 reaction with an alkyl…

A: The SN2/E2 reaction of alkyl halide is with neutral nucleophile/base, the increasing polarity of the…

Q: 0° CN is a nucleophile . hence it strong undergo SN2 Kh. CN CNO SN2

A: Both the anions undergo substitution reaction because both are good nucleophiles and good…

Q: Good nucleophiles that are weak bases favor substitution overelimination. Explain this ?

A: Good nucleophiles are weak bases which favor substitution often.

Q: 5. Using pictures and words, explain why triflate, CF3SO3, is such a good leaving group.

A: To explain why triflate, CF3SO3- is such a good leaving group using pictures and words.

Q: β-elimination reactions.

A: IN E2 REACTION THE H WHICH IS SITUATED IN BETA POSITION ARE ABSTRACT BY BASE AND ALKENE IS FORMED…

Q: i) (CH3)3N: (CH3)2ö: W ii)

A:

Q: 3. Rank the following in order by the rate in which they could participate in an SN1 reaction (“1"…

A:

Q: For each pair, predict the stronger nucleophile in the SN2 reaction (using an alcohol asthe…

A: A stronger nucleophile is the one, which can donate lone pairs easily.

Q: What

A: A) potassium tertbutoxide is stearicall hindered reagent so Hoffman product is major.

Q: The nucleophile approaches from the opposite side of the carbon with the leaving group in which…

A: It is SN2 reaction. In SN2 reaction i.e nucleophilic substitution biomolecular,   one bond is broken…

Q: In the SN1 reaction, the 2nd step is the rate determining step. The SN1 reaction yields a total…

A: Given  In SN1 Reaction, the second step is the rate-determining step. The SN1 reaction yields a…

Q: What is the mechanism of the above reaction (i.e. SN1, SN2, E1 or E2)? Explain your choice in one…

A: The reaction follows SN1 mechanism. First step in this reaction is the formation of a tertiary…

Q: Would you expect methoxide ion to be a better nucleophile if it is dissolved in CH3OH or if it is…

A: Aprotic solvent are polar solvent molecules which do not have hydrogen bonded to oxygen to nitrogen.…

Q: Define how Polar protic solvents and polar aprotic solvents affect the rates of SN1 and SN2…

A: Nucleophilic substitution reactions are the reaction in which nucleophile replaces the leaving group…

Q: b. Write the reaction mechanism for each using the right arrows and define it as Sn2, Sn1, E2 or E1.

A:

Q: Which will react faster in SN2 displacement, 1-bromopentane or 2-bromopentane, and why?

A: The SN2 reaction is a substitution nucleophilic bimolecular reaction. In this reaction, bond…

Q: Write out the SN2 Mechanism for 1-Bromobutane with Nal in acetone, also include transition state,…

A: Alkanes are the organic compounds that contain single bonds between carbon atoms in a compound.

Q: From each pair, select the stronger nucleophile. Q.)Cl- or I- in DMSO

A: The species, that make a covalent bond by donates a pair of electrons is known as nucleophile.…

Q: nydrogen and the leaving group have to be antiperiplanar in which reaction? E2

A: There are two types of elimination reactions.  First is E1 and other is E2.     (Dear student,…

Q: What is the best way to remeber the differences between Sn1, Sn2, E1 and E2 reations?

A: The best way to remember differences between SN1,  SN2, E1 and E2 reaction is that

Q: For the substitution (SN2) reaction below circle the nucleophile and draw a box around the…

A:

Q: Account for the following:  In a polar solvent such as water, the SN1 and E1 reactions of a…

A: Nucleophilic substitution The substitution reaction in which a nucleophile is substituted to form…

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

A:

Q: 3) If the product of an SN1 or Free radical reaction contains a stereocenter then a _______________…

A: Nucleophilic substitution reaction are of two types viz. SN1 and SN2. Nucleophiles are nucleus…

Q: explain why a polar aprotic solvent speeds the rate of an SN2 mechanism

A: A polar aprotic solvent is a solvent that lacks an acidic proton and is polar.  Polar aprotic…

Q: How do I rank these from best to poorest leaving group? Do I base it in the size of the…

A: We have to rank leaving group tendency :-

Q: Show how you might synthesize this compound from an alkyl bromide and a nucleophile in an Sy2…

A: The SN2 reaction mechanism involves the nucleophilic substitution reaction of the leaving group…

Q: For each case below, explain why those are the favored mechanisms Strong bulky bases (primary and…

A: In E2 elimination reaction,  base has to come and accepts proton and that electron is push back ,and…

Q: B D Write the letters that correspond to the starting material and the product for the mechanistic…

A: In this question, you give the letters for starting material and Product ( on the right side energy…