6/10 81 Y 264th S 2940 The energy barrier for rotation of C-C bond in ethane is 3 kcal/mol 5 kcal/mol 2 kcal/mol 4 kcal/mol

Q: Which C-C single bond is strongest? C OA OC D

A: The strong bond or weak bond is considered by its nature. The hybridization of C decides whether the…

Q: Assign R/S configuration for carbons 2, 3, and 4 in the following structure: H H₂ H-3 I 10=0 I OH…

A: To determine the R/S configuration of the given Fischer projection.

Q: Label all the C=C double bonds as Z/E in the following compounds (if there is no Z/E isomer, mark it…

A: Z or E isomerism is a geometrical isomerism shown by alkenes having two different groups bonded to…

Q: conc. H2SO4 OH

A: This is the acid catalysed dehydration reaction which is takes place through more stable carbonation…

Q: What is the molecular formula for this compound: H3C-CH-CH3 OH

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Q: NC. CI CH3 OH CH3 OH CH3 Н

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Q: Which of the compounds can exist as optical isomers (enantiomers)? H | CI-C-COOH Br CI 1…

A: Optical isomers ( enantiomers ) are those compounds which contain chiral center and these isomers…

Q: What is the valence electron count and how do you draw a Lewis dot structure for:…

A: The answer is give in the following steps:

Q: Which structure that matches the condensed formula: CH3CCCCCHCHCOCCH A B Ме. Me, Ме C A В Question…

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Q: Draw the skeletal structure of the predicted product.  It's a bit hard to read in the left corner.…

A: The skeletal structure of C3H7BrO is given below.

Q: Which of the following compounds has the highest boiling point? S 11 Which structure shown below…

A: We know that; On increasing the number of carbons in parent chain of alkene  boiling point…

Q: H-H 436 kJ/mol C-H 413 kJ/mol C=C 614 kJ/mol H-Cl 431 kJ/mol C-C 348 kJ/mol C=C 839 kJ/mol H-F 567…

A: Energy must be supplied to break the bond and the energy is released while forming the bond. A…

Q: Q47

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Q: Use the bond dissociation energies shown below to estimate ΔH° for the following reaction step:

A: Thus the enthalpy of formation is 22 kcal/mol

Q: OH он H3C*

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Q: Pick out the isomer you regard as the most stable from Question 7 and calculate its steric energy.…

A: Steric energy is emmerged due to the steric strain.  If there is a seric hindrance then it will…

Q: Given the following: (i) The barrier to rotation about the C-C bond in ethane is 12 kJ/mol (ii) The…

A: Given data :  (i) The barrier to rotation about the C-C bond in ethane is 12 kJ/mol (ii) The barrier…

Q: How many of the double bonds in the molecules below have an E-configuration? Br In & 04 01 02 Br CI

A: This question belongs to isomerism.

Q: Explain in a sentence or two why the following reaction is not likely to occur: NO₂ NO₂ CH3CI AICI 3…

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Q: The molecules below have almost the same molecular weight, and their boiling points range from 30 °C…

A: The objective of the question is to identify the molecule having the highest boiling point.

Q: Identify if the numbered compound functions as a bythen bes or neither. R R 1 O ? H-O-R R-O-H? 3 R R…

A: Hydrogen-bond is formed when H-atom is bonded to a highly electronegative atom like F,O,N.  H-bond…

Q: Assign R/S configuration for carbons 1 and 2 in the following structure: 015, 2R O1S, 2S O1R, 2S…

A: Assign R/S configuration for carbons 1 and 2 in the given structure:

Q: N CH3 CH3

A: Chemical formula: It tells about the chemical proportions of atoms that constitute a particular…

Q: Which of the following molecules would be expected to have the highest boiling point?

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Q: NH₂ H₂SO4 SO3

A: The given reaction is an electrophilic substitution reaction. The reagents used here are H2SO4 and…

Q: 21 Which statement is correct concerning the relative stabilities of the two conformations, A and B,…

A: Group present at axial position in cyclohexane chair conformation decrease the stability due to…

Q: Assess the strain energy in this conforma H³CH CH3 `H H3CH

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Q: Chemistry

A: Step 1: Step 2: Step 3: Step 4:

Q: Energy cost Interaction HH eclipsed H CH3 eclipsed Cause Torsional strain (kJ/mol) (kcal/mol) 4.0…

A: ExplanationNewman Projections of 2-MethylbutaneFirst, identify the groups attached to the C2 and C3…

Q: S H-H 436 kJ/mol C-H 413 kJ/mol C=C 614 kJ/mol H-Cl 431 kJ/mol C-C 348 kJ/mol C=C 839 kJ/mol H-F 567…

A: The reaction:C2H4(g) + F2(g) → C2H4F2 For this reaction, four C-H bond, one C=C and one F-F bond…