Which molecule would have the lowest heat of hydrogenation? II III IV V

Q: The most stable structure of trans-1-Bromo-3-methylcyclohexane is ICH3 Br. Br. ČH3 Br CH3 Br

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Q: When HBr adds to (CH3)2C = CH2 under radical conditions, two radicals are possible products in the…

A: When HBr is added to (CH3)2C=CH2 under radical conditions, the major product formed is…

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: Which of the following a chemist would call a resonance stabilized carbocation? +) A) B) C) D) H3N.…

A: The resonance stabizalized structure have lowest energy .

Q: Cycloheptatrienyl radical (C7H7∙) contains a cyclic, completely conjugated system of π electrons. Is…

A: Whether the cycloheptatrienyl radical is aromatic or antiaromatic has to be determined.

Q: The reaction CH3-CH=CH-CH3 CH3CH(I)CH(I)CH3 can be achieved with

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Q: Explain the relative reaction rates of addition to alkenes of HCl, HBr, and HI.

A: Given reaction,  Addition reaction of alkenes with HCl, HBr, and HI.

Q: A terminal alkyne (RC=CH) is exposed to excess HBr. What rule should be followed to determine the…

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Q: many stereoisomers are possible for each of the following structures? Draw them, and name each by…

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Q: Rank the following alkenes in terms of increasing stability. (A) (B) (C) OC<A<B OA< C < B OA < B < C…

A: Stability of the alkenes increases on increasing the substitution which means highly substituted…

Q: Which of the following alkenes is the least stable?

A: Concept: Stability of alkenes: Alkenes have substituents other than hydrogen atoms attached to the…

Q: Br. CH3ONA H

A: The conformer structure for given structure is shown below.

Q: Which of the following alkenes undergoes disrotatory pericyclic reaction? A. heat В. OMe heat heat…

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Q: Identify the compound with the lowest heat of hydrogenation. A A B B C C D D A D

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Q: R. Which of the following alkene has highest value of heat of hydrogenation? (a) (b) (c) (d)

A: The given alkenes are as follows.

Q: Predict the structure of the rearranged carbocation. A) I B) II C) III D) IV

A: The solution is given below -

Q: Which alkene is most stable? I II III IV V O I O IV O V III O I

A: We will consider the heat of hydrogenation to calculate the stability of the alkenes.

Q: Which of the following would have the smallest absolute value of AH°hydrogenation D O D O A O C B.

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Q: Why does 2,3-dimethyl-2-butene react faster than 2-methyl-2-butene?

A: The structure of 2,3- dimethyl-2-butene is: The structure of the compound shows that it is a…

Q: Which of the following carbocations is the most stable? (A) (B) (C) (D)

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

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Q: ČH2 CH3 CH3 CH3

A: The carbocations given are,

Q: Which of the following alkenes has the lowest heat of hydrogenation?

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Q: Which alkene would you expect to have the lowest heat of hydrogenation?

A: The answer is given as follows

Q: The highest energy and be not stable of the following carbocations is: CH2 CH3 CH3 CH3 I II III IV…

A: The carbon atom bearing positive charge is known as carbocation.

Q: Which xylene listed below is meta substituted? CH CH3 H3C CH3 a) d) e) H.C CH2 CH CH CH3

A: There are three isomers of dimethyl benzene i.e. o-xylene, m-xylene and o-xylene.

Q: Br NaOCH3 CH3OH Br NaOCH3 CH3OH

A: NaOCH3 is a strong nucleophile and base. So, it will undergo a second order mechanism. It is not a…

Q: Which properly shows resonance of an allylic system? B C H. O: D

A: Resonating structures are the different structures which are obtained by the movement of pi of…

Q: Explain the apparent paradox. Although the addition of one equivalent of HX to an alkyne is more…

A: The more exothermic reaction is the addition reaction to alkynes than alkenes. It can be explained…

Q: Which of the following alkenes is the most stable? O

A: To find : The most stable alkene among the following given alkenes. Alkenes are unsaturated…

Q: Which alkene would be the LEAST stable? 0.000 D

A: Option D

Q: Upon hydrogenation, which of the following alkenes

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Q: Draw the two addition products formed when the alkene shown below reacts with HCI and circle the one…

A: The given reaction is the addition of HCl to the alkene. According to Markovnikov’s rule, the…

Q: Which of the following alkenes will produce more than one monobromination product in its free…

A: The reaction of an alkene with NBS leads to allylic bromination.

Q: Rank the following compounds by their reactivity with CF (1 = least reactive, 3 = most reactive)

A: Ranking against reactivity with Cl-

Q: What reactant converts an internal alkyne to an alkene with trans stereochemistry? a. H2/Ni b.…

A: Explanation to the correct answer is given below

Q: Which of the following alkenes is most stable? A) I B) II C) III D) all of them

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Q: Arrange the following alkenes in order of increasing stability (least stable to most stable). II II…

A: More substituted alkene has the greater number of hypercojugative C−HC-Hbonds and so greater is the…

Q: Which alkene would give the product alcohol as shown as the major product? A) I B) II C) III  D)…

A: The reactions given are,

Q: Which of the following radicals are allylic? B D. only D A, B, and C B and C

A: The radicals given are,

Q: (I) (II) (III) (IV)

A: Alkene stability Is depends on alpha hydrogen atoms.

Q: This Diekmann cyclization proceeds through the expected five-membered ring transition state. Draw…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: The correct order of heat of hydrogenation of the following alkenes is CH, (1) CH, - CH – CH = CH,…

A: Heat of hydrogenation of alkenes depend on two factors. First factor is number of double bonds. If…

Q: Which alkene is predicted to be the most stable? II II IV

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Rank the following alkenes from MOST to LEAST stable. II II a. I>II>III b. III> II>I c. II>III>I d.…

A: Hydrocarbons are the molecules formed by the carbon and hydrogen atoms. They are of two types-…

Q: Which of the following is a chain propagation step in the free radical chlorination of methane? ·…

A: Chain propagation is step in which radical is transfer from one species to another.

Q: Which of the following alkenes is most stable? or

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Q: What reaction type is responsible for the de-colorization of bromine water exposed to cyclohexene?

A: We have to tell which option is correct from given choices

Q: a) CI b) NME2 c) H. d) OEt

A: The given compounds in option are Michael acceptor. These compounds can undergo Michael addition…