Which molecule produces the following plot of potential energy versus rotation of the C2-C3 bond? a) ethane b) butane  c)2,3-Dimethylbutane  d)Propane

Q: A molecule cannot be polar if: It does not have a C5 principal axis of symmetry Its dipole moment…

A: A molecule cannot be polar if it has completely symmetric distribution of charge. A symmetric…

Q: 1. Between Pentafluoroethane (C2HF5) and Difluoromethane (CH2F2), which molecule has the most…

A: “Since there are multiple questions and it is not mentioned that which one has to be solved so I am…

Q: Show the Newman projection for C-2 and C3 of cyclopentane.

A: Cyclopentane is a ring of five carbon atoms. In Newman projection, the sigma bond is rotated to give…

Q: Consider the rotational energy diagram: 60 120 180 240 300 360 Dihedral angle (degrees) Which of the…

A: We have find out correct statement

Q: H 0-H H

A: The carbon atom that initially contains the carbonyl functional group and in the ring form it reacts…

Q: 2 Br CI looking down the C2-C3 axis b. CI looking down the C3-C4 axis .יווו

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Q: Statement 1: According to the Ramachandran plot, all combinations of rotational conformation of p…

A: Ramachandran plot tells about the structure of amino acids or proteins.

Q: Isopentane (a.k.a. 2-methylbutane) is a compound containing a branched carbon chain. A Newman…

A: Solution A Newman projection, helpful in aliphatic compound stereochemistry, visualizes the…

Q: Which of the following Newman projections depicts the configuration with the least strain energy. CH…

A: In newmann projections there is torsional strain is present such as Gauche interactions.  Let's see…

Q: butane has three energy minima with respect to rotation around the C2-C3 dihedral angle. Two minima…

A: The molecular structure of butane is as follows:                                 In the analysis of…

Q: HO H H-C-C-CH₂OH NHCCHCI₂ Ö NO₂ chloramphenicol

A: R-S nomenclature: R and S system of nomenclature is a naming of absolute configuration to chiral…

Q: Consider the following representation of 1,2-dimethylcyclobutane. CH3 CH3

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Q: Which of the following compounds does not have a plane of symmetry? II II IV Multiple Choice O Only…

A: The plane of symmetry works as an identification for the optical activity of the molecule. If a…

Q: Give the systemtic name including trans or cis configuration

A: The given molecule is represented as follows:

Q: 2) Which molecule is more stable cis 1,2-dimethylcyclohexane or trans 1,2-dimethylcyclohexane based…

A: Concept: Actually when substituted groups are in axial position these will get steric repulsions,…

Q: Which of the following is the staggered conformation for rotation about the C1- C2 bond in the…

A: Staggered conformation is the arrangement of atoms or groups of atoms in a molecule resulting in a…

Q: For the following molecule : CN Fill in the Newman projection in the direction C1-> C2: R OMe CN H

A: We have to draw Newman projection of given molecule

Q: Conformational analysis of Propane Consider propane: HCH3 rotate front carbon 60° H, CH3 H. H' each…

A: The rotation of propane is given as, Given: Increase in the energy due to eclipsed CH3-H bond = 6.0…

Q: Which of the following is the staggered conformation for rotation about the C1 – C2 bond in the…

A: There are different types of conformation in alkanes and cycloalkanes. They are eclipsed and…

Q: Molecule C2H2 SF5 NO3-

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Q: Identify the s-trans conformation of (3Z,5Z)–4,5-dimethyldeca–3,5–diene.

A: E,Z nomenclature is given to  double bond in which each olefinic (double bond) has different groups.…

Q: What is the configuration of the two chiral centers in the following molecule? CH H3C H H3c OH а.…

A: We have to find out the R,S configuration for the given molecule at chiral carbon which is at number…

Q: Which of the following ions or molecules has a center of symmetry?

A: A center of symmetry: A point at the center of the molecule. (x,y,z) --->(-x,-y,-z). It is not…

Q: Which of the following is the staggered conformation for rotation about the C1-C2 bond in the…

A: Please note- As per our company guidelines we are supposed to answer only one question. Kindly…

Q: Potential Energy ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ 0 60 3 H₂C 120 180 Degree of Rotation II 240 300 A) 1 B) 2 C) 3 D)…

A: Conformational analysis.

Q: 7. In a chair conformation, 1,3-diaxial interactions between atoms lead to: a) angle strain b)…

A: In chair conformation, steric repulsion are there due to electronic repulsion.

Q: CH3 H,N 23 CEC-CHa H,C H.

A: The RS nomenclature is an important nomenclature system for denoting the configuration at the chiral…

Q: Which of the Newman projections below would correspond to the following molecule from the…

A:

Q: Isopentane (a.k.a. 2-methylbutane) is a compound containing a branched carbon chain. A Newman…

A: The decreasing order of energy content of conformers is eclipse form > Gauche form > staggered…

Q: Which of the following structure represents the three dimensional line structure of the Newman…

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Q: Which is the correct assignment of chirality at C2 and C4 of the following molecule? HO a. 2S,4S b.…

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Q: Observe the Newman projection shown below. The front atoms were rotated 120° counterclockwise. Which…

A: The arrangement of dihedral angle between the front bond and the back bond is 0 0 is known as…

Q: CH3 CH3 CH3 H3C CH3 CH3 H H CH3 Br I Br II III

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Q: Consider the three structures. 1,1-dimethylcyclobutane 1,1,3,3,5,5-hexamethylcyclohexane staggered…

A: Angle strain: The value of the bond angle of the sp3 hybridized carbon atom is 190.5o. The value of…

Q: 1. What is the difference between conformational rotation and symmetry rotation? Consider Newman…

A: Conformational rotation :-  The rotation of molecule about a single bond which results in the…

Q: Clearly draw both chair conformers of the following molecule. Indicate which conformer is more…

A: To draw the chair conformation of the below molecule.

Q: What is the difference between conformational rotation and symmetry rotation? Consider Newman form…

A: The isomers are compound that contains the same molecular formula but different…

Q: 6. (a) Using labelled H atoms (a, b, c etc.) in staggered C2H6 show that S6 = C;?

A: S6 rotation is combination of a C6 followed by perpendicular reflection.

Q: Which is the correct assignment of chirality at C2 and C4 of the following molecule? HO H Ⓒa. 2S,4R…

A: Basic rules for determination of R/S configuration -  First examine atoms directly attached to…

Q: Is the following molecule chiral? If yes, draw the enantiomers and determine their absolute…

A: The spiro compounds can also exhibit chirality due to the presence of central chirality. When both,…

Q: optical rotation

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Q: Which of the following compounds is most polarizable? (A) (B) (C) (D) Compound A Compound B Compound…

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Q: HO ·||| I OH a. 2S,4S O b. 2R,4S C. 2S,4R O d. 2R, 4R

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Q: H. ОН F H. H. F. ISI

A: Which of these do not contain a plane of symmetry?

Q: draw the Newman projections for the following molecule and a graph that shows the relationship…

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Q: Which compound does not have a plane of symmetry?

A: Plane of symmetry is the plane which will pass through the molecule in such a way that the molecule…

Q: Name the following Cd(C2H3O2)4

A: Let the oxidation state of cadmium in the molecule be x. The charge on single acetate ion is -1. The…

Q: For the molecule below, assign configurations (R or S) at C4, C5, and C6. C6 'OH OH H O C4 НО H H ОН…

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Q: Which of the following is the staggered conformation for rotation about the C1-C2 bond in the…

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Q: CH3 CH3 CH3 H3C. CH3

A: Simple definition of strain is an increase in molecular potential energy due to electron repulsion.…