2 Indicate which carbocation is the most stable carbocation and which carbocation is the least stable carbocation? H. CH3 CH3 CH3 H. H `H CH3 H3C CH3 II IV %3D

Q: What is the jor product of the following rencfon? CH-CH OH + excess HBr CH-CH Br CH=CH2 b) CH-CHOH…

A:

Q: CH; +CH CH; I II III IV

A: We have to rank the following given carbocation in order of increasing stability as follows in step…

Q: 4. Draw all resonance structures for the carbocation formed by ortho attack of the electrophile…

A: Concept is based on resonance.

Q: (1) Which is the most stable carbocation? ( H A. CH3-C-CH3 B. CH3-C-CH-CH3 C. CH3-CH-CH3 ČH3…

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Q: Which structure is the most likely product of the reaction below? CHCI3, KOH -CI CI -CI -CI

A: CHCl3 form carbene with KOH then addition of carbene to double bond occur. ->Carbene added from…

Q: Which alkyl halide will form.the most stable carbocation? Br Br Br II II IV Multiple Choice II IV

A: A carbocation is an ion with a positively charged carbon atom.

Q: Identify the least stable carbocation. O CH3* +. O *CH2CH3 O (CH3)3C* O (CH3)2HC*

A: The stability of carbocation depends on the electron donation effect of the groups attached to the…

Q: Organic Chemistry Indicate which carbocation is the most stable carbocation and which carbocation is…

A: Carbocation :-  Ion with positive charge on carbon atom is called carbocation. The presence of…

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: Rank the following alkenes in order of increasing stability: CH,=C(CH3)CH,CH3, CH2=CHCH(CH3)2, and…

A: Stability of alkene is directly proportional to number of hyperconjugation structures and number of…

Q: CH3 (S) КОН CH3 What is the most likely product of this reaction? CH3 CH3 A H3C H;C H3C CH3 Но CH3…

A: There KOH base is used and this base is strong base but here medium is not mention so that we will…

Q: Which compound is the dominant product in the reaction shown below? Br2 Br (A) (B) Br hv Br (C) (D)…

A: A photochemical reaction is a chemical reaction in which light energy is absorbed by a substance's…

Q: What is the product of the following reaction? `NH2 H,SO, NABH;CN NHCH;CH3 NCH,CH3 HO NHCH2CH3 II…

A: this is an example of reductive amination reaction

Q: Select the correct reagent for the following transformation* ?? CH3CH2CHCH3COCI/Alcl3 O…

A: Benzene is an aromatic compound that is planar, cyclic, conjugation of pi-electrons and, obeys…

Q: Which reagents would you choose to complete the following conversion? Step step and finally step Br…

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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: Which carbocation is the least stable? CH3 lo IV. CH;CCH2 I CH;CH2 II. CH3CHCH3 CH3 CH3 I CH3CO V.…

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Q: CH3 5. Cl-CH,-C –CH2 – CH2 – Cl +I - product; Major product of this reaction is: DMF CH3 CH3 CH3 (а)…

A: In Sn2 reaction, nucleophile attacks leaving group containing carbon, so that leaving group…

Q: 7. Determine the major product of the reaction. CH3 CH3-CH=ċ-CH, + HBr a) CH3 b) CH3 CH,Br-CH=ċ-CH3…

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

A: Hyperconjugation is a concept which explains the interactions of the electrons in sigma-bond…

Q: The major product of the following reaction is: CH;CH,S¯ Na CH;CHCH,CH,Br DMSO CH3 CH;CHCH=CH, CH3…

A: Nucleophilic substitution reaction is a class of organic reactions where one nucleophile replaces…

Q: uestion 4 Select the major product of the reaction below. CH3 CH3 CH3 Br B C(CH3)3 C(CH3)3 CH,O Na*…

A: The answer is given as follows

Q: Which alcohol will form the most stable carbocation? CH3 a) CH,CHCH,OH CH3 b) CH—сон CH3 c) -OH d)…

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Q: Determine the reagents required to convert (CH3)2C=CHCOCH3 to each product. [1) [1] 1] Li (1] Br…

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Q: Which will give the most effective yield of ether? CH3CH20 + CH3-CH-CH2BR CH3 PhO- + CH3-CH-Br CH3…

A: Synthesis of ether by Williamson Ether Synthesis.

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 decreasing order of stability. (CH3)½C-CHCH2 CH;CH CHCH,…

A: The decreasing order of stability of the carbocations are

Q: Which pair of reactants is most likely to undergo an E2 reaction? O CH3SH + CH3CH₂CBr(CH3)2 at 20°C…

A: The given problem is based on the chemical properties of alkyl halides.

Q: Na, NH3 5. What is the product of the following reaction? H,CC=CCH,CH,CH(CH,), H,CC=CCH,CH,CH(CH,),…

A: Alkyne in the presnece of Na and NH3 undergo reduction leading to gives trans product by electron…

Q: What product would result from the reaction shown below? CH3 (1) CH3ONA (2) H* (B) (D) (C) CH3 LOCH3…

A: Any molecule or ion which are electron rich species are called nucleophile for example -NH2, -OH and…

Q: What reagents yield the desired product? Br 1) CH3CH2CH2COCI, AICI3 2) Br2, FeBr3 3) NH2NH2, KOH, A…

A:

Q: 4. In the following examples (where R represents the rest of the molecule), tell which is the best…

A: A leaving group is the one ,which departs with a pair of e- in heterolytic cleavage. A good leaving…

Q: Which has the highest reactivity to Br2/CCI4? I. O,N- II. CHO- -CH=CH2 -CH=CH2 II. IV. H2C- -CH=CH2…

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Q: The major product of the following reaction is: CH;CH2S Na CH;CHCH,CH,Br CH3 DMSO CH;C=CHCH3 CH,…

A: The nucleophilicity of the given thiolate anion (CH3CH2S-) is higher as the polarizibility of sulfur…

Q: Rank the following carbocations from least to most stable: 1 2 O1<3<2 O 2<1< 3 O1<2<3 O 2<3 <1

A: Carbocation stability depends upon the number of alkyl groups attached to it. The alkyl groups have…

Q: "NH2 CH3BR 2H2/Pt H3C-c=CH → A В C

A: Sodium Amide is used as a strong base. The methyl bromide gives the possibility of a nucleophilic…

Q: What are the major products of this reaction? Bre (2R, 3R)-Dibromobutane (2S, 3S)-Dibromobutane (2S,…

A: both  1st and  2nd  molecules are major product here

Q: What is the product of the following reaction? F CH;NH2 F NO2 NHCH3 NHCH3 .F .F H3CHN H3CHN H3CHN"…

A: Following is the correct product of the given chemical reaction.

Q: 1) X 2) Y

A: Esterification reaction: Esterification is the process of combining an organic acid(RCOOH) with an…

Q: Rank the following carbocations in order of increasing stability CH3 + + CH3-C CH2-CH3…

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Q: Which reaction provides the best synthesis of 2-methyl-I-butene? (C,Hs);P=CH2 (A) CH3-CH2-C-CH3-…

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Q: Complete the following reactions: KOH a) CH-CH-CH-CHL-Br ) Hg (adela, Hz0 2) Na BH4 b) CH3 - CH2- CH…

A: We have given the organic reaction and we have to complete the reactions.

Q: What is the major product of the reaction sequence below? (1) CH2=CHTMgBr/ether (2) dil. H+/H,0 (3)…

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Q: What reagents are needed to carry out the conversion shown? HO HO 1 mole / H2SO4 2 moles /H30* O…

A: The reaction taking place is given as,

Q: 15. Which of the following carbocations is the most stable? a) ethyl carbocation, CH;CH2* b)…

A: A carbocation is a planar molecule in which a carbon atom has a positive charge and three bonds.

Q: predict the major product of the reaction sequence below

A:

Q: Which alkyl halide will form the most stable carbocation? Br Br Br Br II III IV Multiple Choice II

A: Carbocation will more More the hyperconjugative  structure more

Q: Which one is the product of the following reaction? CH3 CH3 Cat. H2SO, HO ČH3 A а) CH3 HO CH3 ČH3 b)…

A: The above given reaction is a well known example of synthesis of alkene by using alcohol as raw…

Q: 15. CH3 CH3C=CHCH3 + HBr What is the major product for the reaction above? CH3 a. CH;CH-CHCH3 Br CH3…

A: Alkenes are the organic compounds which contains at least one double bond in it. The given compound…