Q: of (a) vs. (b) vs. H
A:
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: 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: Br is a better nucleophile than HSO4
A: Nucleophilic substitution reaction is the reaction in which one nucleophile substitutes the other…
Q: Choose all the nucleophiles OH- H3O+ NH4+ CH3OH (CH3)3CLi CH3CH2CH3 NaNH2…
A: Nucleophile :-A chemical species which have free pair of electronsor can denote pair of electrons…
Q: Which of the following Halides will not function as an electrophile in a friends-craft reaction?
A: In Friedal-crafts alkylation reaction, an incoming electrophile attacks an aromatic system and the…
Q: Solve this
A: A rearrangement reaction is a broad class of organic reactions where the carbon skeleton of a…
Q: H3C CH3 H3C CH2 H А. В.
A: Here both nucleophiles have one and two acetyl groups respectively and the lone pair (negative…
Q: From each pair, select the stronger nucleophile. Q.) CH3OCH3 or CH3SCH3
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Q: Which alkyl halide in attached pair reacts faster in an SN1 reaction?
A: In SN1 reaction mechanism, the leaving group leaves first forming a carbocation which is finally…
Q: Identify the stronger nucleophile in the following pair of anions. HO− or Cl− in a polar aprotic…
A: The nucleophilicity and basicity are directly related to each other. In polar aprotic solvent,…
Q: Identify the stronger nucleophile in the following pair of anions. Br− or Cl− in a polar protic…
A: A nucleophile is a species that contains a lone pair of electrons and has a negative charge on it.…
Q: Draw a detailed mechanism. For each step of the mechanism, jusiuny what you drew/explain the why…
A:
Q: Br2 CH3OH
A: Organic reaction mechanisms
Q: How does each of the tripling [RX] changes affect the rate of an E2 reaction?
A: INTRODUCTION: E2 reaction is also known as elimination bimolecular.It is a one step reaction.E2…
Q: Draw the major E2 elimination products from the attached alkyl halides.
A: In E2-elimination reaction, the C=C bond is formed by the elimination of hydrogen and halogen from…
Q: Why alkyl halides are considered to be very reactive compounds towards nucleophile? they have a…
A: Introduction: We have to explain which is correct statement for the above question.
Q: Which of the following is the strongest nucleophile? O H2S O NH3 O PH3 O CH3OH O H2O
A: The compounds given are H2S, NH3, PH3, CH3OH and H2O.
Q: most stable to least stable nucleophiles
A: Nucleophiles are the chemical species which are nucleus loving and donates an electron pair to form…
Q: Draw the product(s) of the reaction, including all appropriate stereochemistry.
A: Hydrolysis of alkyl halide: Alkyl halide can be converted into alcohol with it reacts with the water…
Q: A carbocation is a good a) electrophile b) nucleophile c) neither O a O b
A: In this question, we will see that the carbocation is a good Electrophile or Nucleophile. You can…
Q: Which of the following nucleophiles will NOT do conjugate addition with an a, ß-unsaturated ketone?…
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Q: Which statement(s) is/are true regarding leaving groups? i. nucleophilicity generally increases with…
A: THE OPTION D IS CORRECT. 1. Nucleophilicity follows basicity across a row, as basicity increases…
Q: Circle the better nucleophile in polar protic solvent. Below each answer, BRIEFLY explain your…
A: Polar protic solvents are capable of forming hydrogen bonding because they have atleast one hydrogen…
Q: H F LL H LL F F
A:
Q: ?Which of the following is not a nucleophile اخترأحد الخيارات a. CH30CH3 b. NH3 C. FeBr3
A: To determine which of the following is not a nucleophile. CH3OCH3 NH3 FeBr3 Br-
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: Which is the better nucleophile
A: Organic reagents can be divided into two categories electrophile and nucleophile on the basis of the…
Q: Which nucleophilic substitution mechanisms would require a polar protic solvent? A SN1 B) SN2
A: A nucleophilic substitution reaction is a class of chemical reaction . In this , an electron rich…
Q: Which of the following will react most slowly with cyanide nucleophile (NC-) in an Syl reaction?…
A: SN1 stands for the unimolecular nucleophilic substitution reaction It takes place in 2 steps The…
Q: Which of the following is most likely to act as a base rather than a nucleophile?
A: From the given alkoxide most like base is tertiary-butoxide Because it contains more alkyl and it…
Q: Which of the listed conditions and nucleophile/s will open the epoxide at carbon A? Which will open…
A:
Q: Rank the following nucleophiles (Nu) in order of increasing reaction rate in an SN2 reaction (from…
A: The rate of SN2 reaction will directly depends on the strong nucleophilicity of nucleophiles.
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: Which of the following would be the best nucleophile when dissolved in ethanol? CI Br
A: Ethanol is a solvent in which hydrogen is bonded with Oxygen.
Q: Which of the following is a stronger nucleophile in a polar, protic solvent? O HS
A: The reagent has a negative charge or lone pair of electrons acts as a nucleophile. As the…
Q: Which out of the given nucleophiles will open the following epoxide at the A carbon? Which will…
A:
Q: (b) Which of the following will react most slowly with cyanide nucleophile (NC-) in an Sn1 reaction?…
A:
Q: Which of the following is not classified as a nucleophile? A acetylide (B) hydrosulfide c) alkoxide…
A: In this question, we will see that which can't act as a nucleophile means not a class of…
Q: Which ion in each of the following pairs is better leaving group? Why?
A: Weak bases are good leaving group. They are stable ion. Weaker the bases , better the leaving group.…
Q: Which is the strongest nucleophile among the following? CN- , OH-, CH3OH, NH3
A:
Q: Rank the following compounds towards nucleophiles. (1-most reactive - 4- least reactive)
A: The most reactive nucleophile among the following is More the number of attached methyl / Ethyl…
Q: Which reagent(s) will result in the nucleophile attacking the more substituted side of an epoxide?…
A: Given condition is nucleophile must attack to more substituted side of the epoxide.
Q: Which factor below does NOT influence the rate of an SN2 reaction. O nature of the solvent O steric…
A:
Q: Draw the product by following the curved arrows. This reaction is an example of a [3,3] sigmatropic…
A: Sigmatropic rearrangement is shifting of sigma bond with the reorganization of pi-bonds in a system.…
Q: Identify the stronger nucleophile in the following pair of anions. HS− or F− in a polar protic…
A: A nucleophile has an electron density that can be donated.
Q: An alternative solvent to alkylate saccharin nucleophile could have been another OA. protic; ethanol…
A: Given statement is : An alternative solvent to alkylated saccharin nucleophile could have been…
Step by step
Solved in 2 steps
- Which nucleophile(s) is also a strong base? a) CH3MgBr b) LiAlH4 c) CHCH2OH d) Both CH3MgBr and LiAlH4Identify the stronger nucleophile in the following pair of anions. HO− or Cl− in a polar aprotic solventConsider the following groups of compounds. In each series circke the weaker (poorer) nucleophile. Please explain why.
- A. Write appropriate reagents over the reaction arrow B. As a result of this reaction, is the N made more nucleophilic or less nucleophilic?The resonance stabilized carbocation formed in step one has two electrophilic centers draw. The final step of the mechanism is in both provided resonance structures. Identify the stronger nucleophile in the following pair of anions. Br− or Cl− in a polar protic solvent