Predict the product for the following Diels-Alder CCH3 CCH3 II IV III O 1) I 2) II 3) II O 4) IV O 5) none of these

Q: properties compared to trans-but-2-ene. The melting points of these two compounds is influenced…

A: The melting point of substance is influenced by symmetry of molecules.  A packed and system Geometry…

Q: Find out all the energies and the complete molecular orbitals for 1,3 butadiene system.

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Q: Use the inscribed polygon method to show the pattern of molecularorbitals in cyclooctatetraene.…

A: When a compound is aromatic, it gains extra stability. Aromaticity was determined by many methods.…

Q: What is the expected bond angle in the tetrahedral electronic domain geometry? You should assume…

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Q: Use the experimental evidence to make a reduction potential table for the 4 couples involved. (This…

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Q: 26. The molecular shape of the atoms in PCla1 is best described as (A) tetrahedral (C) see-saw (B)…

A: The shape of the molecule can be predicted with the help of the VSEPR theory. The shape is predicted…

Q: Assuming a Dzd symmetric transition metal molecule and assign the d-orbitals to the corresponding…

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Q: (с) F3C-C=C-CF3 CN (d) NC

A: In Diels Alder reaction, 4 +2 π electrons rearrangement takes place.  Two π bonds get broken and two…

Q: Predict the products of the following reactions. ) buta@1,3@diene + bromine water

A: Buta-1,3-diene reacts with bromine water to give 1,2 and 1,4 addition product. The reaction is as…

Q: 3. Provide the Diels-Alder Product [4+2) CN xylenes 4. Provide the Disode Product (EX or Ende [4+2]…

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Q: Determine the reactant that completes the following Diels-Alder rxn. II IV b.V Oc." Od.' a.

A: This is an example of Diels-Alder reaction (4+2 cycloaddition). Here benzyne acts as dienophile. we…

Q: The epected shorhand electronic confguration for Gd (Atomic Number = 64) is:

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Q: What is the index of hydrogen deficiency for the following molecule? S. S. NH2 H2N O 1 O 2 O 3

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Q: The degree of unsaturation, or index of hydrogen deficiency, is the number of pi bonds plus rings in…

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Q: Determine the name from the structure: Br Br (17,3E)-1,2-bromopenta-1,3-diene…

A: Due to the restricted rotation around carbon carbon double bond, different structure are obtained in…

Q: Match each of the following with its correct answer The abbreviated electronic configuration of…

A: Given  Palladium  Silver  Molybdenum  Cadmium Manganese  Electronic Configuration= To be…

Q: 2048C 2148 Sc which is more stable or

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Q: of each of the following molecules with Cl2 in the presence of uv light in DECREASING ORDER is: ii…

A: Monochloronation of hydrocarbon  depend  upon the stablity  of the radical.

Q: The degree of unsaturation, or index of hydrogen deficiency, is the number of pi bonds plus rings in…

A: We have,

Q: Which combination of reactants would react to give the following Diels-Alder produc CN CN CN II OH…

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Q: +z=0

A: Diels-Alder reaction is a type of cycloaddition reaction. It occurs between a diene and a…

Q: i) The UV-vis absorption spectrum of [MnO4] shows an intense (ɛ > 10,000 M-1 cm-1) broad absorption…

A: Molecular electronic transitions take place when electrons in a molecule are excited from one energy…

Q: Which MOs are symmetric, and which are antisymmetric? for the MOs of 1,3,5-hexatriene:

A: Molecular orbitals can be represented by wave functions which relates the spatial arrangement of…

Q: Diels-Alder b) OCH, NaCN Diels-Alder d)

A: There are some of the examples of substitution reactions based on the nature of nucleophiles and…

Q: Select out of the pentadienyl molecular orbitals depicted below the lowest energy orbital. 88-88 1…

A: Atomic orbitals are combined and form two type of orbitals one is BMOs and other is ABMOs

Q: Which MOs are the HOMO and the LUMO in the ground state? for the MOs of 1,3,5-hexatriene

A: The Molecular energy diagram of the HOMO and the LUMO in the ground state of 1,3,5-hexatriene has to…

Q: The degree of unsaturation, or index of hydrogen deficiency, is the number of pi bonds plus rings in…

A: We have to calculate the IHD.

Q: How many pi electrons are in the ground state LUMO for hexa-1,3,5-triene? Multiple Choice 4 2.

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Q: In the UV-visible spectrum of (E)l,3,5-hexatriene, the lowest energy spectrum corresponds to: Sigma…

A: The structure of (E)-1,3,5-hexatriene is shown below: In this compound sigma σ and pi π bonds are…

Q: Which of the following statements is TRUE? Select one: a. Molecule on the left is E, molecule on the…

A: Option (b) is correct.  Assignment of E/Z configuration is generally used for the alkenes.  E stands…

Q: Calculate the total sigma interactions for the four other geometries indicated in the reference…

A: Square Planar Complexes In a square planar, there are four ligands as well. However, the difference…

Q: Which of the following represents the lowest energy pi molecular orbital for cyclopentadiene?

A: Carbon atom four electrons in its valence shell. It can form covalent bond with maximum of four…

Q: Calculate the percent yield of the Diels-Alder Adduct (with the correct sig. flg.). Remember to use…

A: B is limiting reagent     . limiting reagent is the reagent which consume first during reaction

Q: For the following structure derived from a tetrahedral Ni(CO)4, please determine the number of…

A: The given molecule has C3 axis of symmetry. It has 3σv and thus its point group will be C3v.

Q: 5. Using a molecular orbital (MO) energy diagram, indicate the bond order of the following: Liz B22…

A: Answers are explained below.

Q: The splitting of the free ion term D in the octahedral environment * O T2g + Eg O Tig + T28 + A28 O…

A: Write the splitting term D in octahedral complex ?

Q: (4) Which is most reactive in Diels-Alder reaction? ( EtO. H3CO,C. С. OHC А. В. D.

A: The most reactive Dienes for Diels-Alder reaction is given below

Q: Using Woodward–Fieser rules predict the following wavelength of the UV absorption band of the…

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Q: 5. Which of the following is the most reactive diene in a Diels-Alder reaction? II IV А. I В. II C.…

A: Answer 5 :  The most reactive diene among the given compounds = ?  Note : As per our company…

Q: 4. Draw the structure of the Diels-Alder adduct for each of the following. (a) H,C=CHCI (b) H. (c)…

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Q: Rank the following dienes in increasing order of stability (least to most). O KIIKIKIV OIIK<IKKIV O…

A: Here we have to determine the increasing order of stability of the following given diene .  The…

Q: For the following diene, which is the correct configurationally prefix? * H C2H5 H3C CH3 2Z, 4E 2E,…

A: The given structure is,

Q: 2. The molecule buta-1,3-diene is an easily isolatable gas with a normal boiling point just below…

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Q: 9. What type of electron transition would create an absorption band at the longest wavelength in the…

A: The given molecules contain sigma, pi, and nonbonding electrons. The nonbonding electrons are…

Q: give the name and assign R/S and E/Z  configurations when appropriate

A: Given structures:

Q: . The term F (for free ion) is split in an octahedral field to: O A1+ E+ T2 O A2 + T1 + T2 O A1 + E+…

A: The given term F is from Russell Saunders coupling. In Russell Saunders coupling is there three…

Q: Example 5. Give the number of unpaired electrons in the fol- lowing: (i) Cr²+ (Z = 24) (iii) Mn²+ (Z…

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Q: Predict the product(s) of the following Diels-Alder reaction: H,CO-

A: Diels-Alder reaction: The Diels–Alder reaction is a reaction between a conjugated diene and a…