Draw the exo and endo product for the reaction of cyclopentadiene and maleic anhy- dride. Which one will be favored? 2.

Q: Which diene in each pair has the larger heat of hydrogenation?

A:

Q: prourde reagent tocarry out the followng trans tormation. h一文

A:

Q: a 그 b. ~

A: To find: reagents used to prepare the next alkene.

Q: What alkane is needed to make each attached alkyl halide by radicalhalogenation?

A: The given alkyl halides are represented as follows:

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: Cyclopentadiene can react with itself in a Diels–Alder reaction. Draw the endo and exo products.

A: Please find below the reaction products.

Q: Draw a second resonance structure for each carbocation. Then draw the hybrid.

A: In the below steps , please find the Resonating structure & hybrid

Q: Rank the attached alkenes in order of increasing stability.

A: The given alkenes are represented as follows:

Q: Rank the following radicals from least to most REACTIVE: PH2 CI *AsH2 Why did you choose this order?…

A: The solution is as follows:

Q: Which alkene in each pair is more stable?

A: Stability of alkene: Trans alken is more stable than cis alkene. More substituted alkene is more…

Q: Which alkene in each pair is more stable?

A: In a chemical reaction; the substance which involves in conversion is said to be reactant whereas…

Q: 1. Show the Diels-Alder product from the reaction shown D

A: Diels–Alder reaction: the Diels–Alder reaction is a chemical reaction between a substituted alkene…

Q: With this in mind, draw the product of each intramolecular Diels-Alder reaction. ÇOOCH, a. b.

A: The reaction between conjugated diene with substituted alkene (dienophile) results in the formation…

Q: a. How many vinylic hydrogens does cyclopentene have? b. How many allylic hydrogens does it have?

A: a) The hydrogen which is bonded to a vinylic carbon (sp2 carbon of an alkene) is called vinylic…

Q: Which of the following carbocations ( A or B) is more stable? Explain your choice.

A:

Q: a) b)

A: Diels-Alder reaction is defined as the reactions of conjugated dienes with alkenes to form a…

Q: Draw the product of each Diels–Alder reaction.

A: The products for the reactions are given below:

Q: Explain Radical Halogenation at an Allylic Carbon ?

A: An allylic carbon is a carbon atom bonded to a carbon atom that is bonded to another carbon atom.

Q: Rank the attached carbocations in order of increasing stability?

A: The order of stability of carbocations is: Tertiary carbocation > secondary carbocation >…

Q: (1) Which is an isolated diene? (2) Which is an alkene with possible rearrangement product (1,2-H…

A: Following are the appropriate answers of the given questions.

Q: With reference to diene A:a. What product is formed when A undergoes a [2 + 2] cycloaddition?b. What…

A: Cycloaddition is a chemical reaction in which unsaturated molecules combine to give a cyclic adduct.…

Q: Rank the following alkenes in order of increasing stability:

A: The stability of alkene depends upon the degree of substitution and due to the hyperconjugation…

Q: Rank the following alkenes from most to least stable. А. В. С. D.

A: In this question we have to tell the stability of the alkene from most stable to least stable.

Q: Complete the Diels alder reaction. Show the mechanism with curved arrow s .CN

A:

Q: Predict the stereochemistry For the E2 reaction Draw a Newmann Projection Of the reactive con…

A:

Q: Rank the attached radicals in order of increasing stability

A: Free radicals refer to the type of reactive intermediate in which a homolytic cleavage of bond takes…

Q: Which alkene in each pair has the larger heat of hydrogenation?

A: The more is the substitution on the double bond in an alkene, less is the heat of hydrogenation of…

Q: Which alkene in each pair has the larger heat of hydrogenation?

A: The given pair of alkenes are,

Q: B. Draw the product of vinylcyclohexane with H₂SO4 and H₂O. OH

A: Dilute H2SO4 is hydrating agent, it reacts with alkenes to produce corresponding alcohols. This is…

Q: Draw all resonance structures for the carbocation formed by ortho attack of the electrophile +NO2 on…

A: A species with a larger size can easily accommodate a negative charge. In other words, in a large…

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: Rank the following alkenes in order of increasing stability.

A: Increasing order of stability of alkenes has to be given.

Q: Synthesis F Please Include the reagent and intermediate as well as the Meta direction OH acyclic…

A: The desired product can be made by using Diels-Alder reaction. The detailed mechanism is in the next…

Q: Does cis- or trans-1-bromo-4-tert-butylcylohexane react faster in an E2reaction?

A: Cis- or trans-1-bromo-4-tert-butylcylohexane that reacts faster in an E2 reaction has to be…

Q: What diene and dienophiles are used to make the following compounds? b. :a.

A: Answer:- This question is answered by using the simple concept of Diels -Alder reaction in which…

Q: Which diene in each pair has the larger heat of hydrogenation?

A:

Q: Rank the following radicals in order of increasing stability.

A: Since the stability of free radicals depends on two things 1) resonance =>  more is the resonance…

Q: Which factors affect the reaction rate in Diels-Alder reactions? O A. Electron donating group on the…

A: Answer is A) electron donating groups on the diene and electron withdrawing groups on the…

Q: Why a conjugated diene is more stable than an isolated diene ?

A:

Q: Draw the products of radical chlorination and bromination of each compound. For which compounds is a…

A: a.

Q: What alkene yields C and D under the same conditions?

A: Alkene:- It is an unsaturated (having double bond) organic compound which generally gives…

Q: With reference to diene A: What product is formed when A undergoes a [2 + 2] cycloaddition?

A: Cycloaddition is a chemical reaction in which unsaturated molecules combine to give a cyclic adduct.

Q: What diene and dienophile are needed to prepare attached product ?

A: This is a diel's alder reaction in which a diene reacts with a dienophile to give the desired…

Q: What alkyne gives each compound as the only product after hydroboration-oxidation?

A: Hydroboration reaction takes place in the presence of a BH3 or B2H6 and H2O2, and will lead to the…

Q: a. When HBr adds to a conjugated diene, what is the rate-determining step? b. When HBr adds to a…

A: The addition of the H+ is basically the rate determining step of the reaction. Hence the product…

Q: H2SO4 +

A: The reaction taking place is given as,

Q: Rank the following radicals in order of increasing stability.

A: The stability of free radical is governed by various factors such as: Allylic / benzylic radical 3°…

Q: Which is the least stable carbocation? A. В. С. D. Select one: D

A: Correct answer is (B)  Carbocation B is least stable because it is not stabilized by resonance and…

Q: Why is a substituion (carbocation) more stable for a (OH) more than a teritary substituion?

A: Tertiary carbocation is a more stable carbocation thats why OH substitution is faster for tertiary…

Q: Draw the products of radical chlorination and bromination of eachcompound. For which compounds is a…

A: Bromination is more selective than chlorination and secondary halogenation is preferred in case of…