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Q: 3. Assign E or Z stereochemistry to the following alkenes: (a) НОСH2 CH3 (b) HO2C H C=C C=C H3C H CI…
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A: Applying concept of elimination and substitution reaction.
Q: Rank the following substituents in order of increasing priority. -CH=CH2 -OH -O-CH3 -CH II II O II,…
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Q: Draw a structural formula for the product of each SN2 reaction. Where configuration of the starting…
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Q: Rank the dienes by DECREASING REACTIVITY in Diels-Alder reactions (most reactive on the left). CN…
A: The correct option is (b): V > II > III > I > IV
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Q: Describe the 1H NMR spectrum you would expect for each of the following compounds, indicating the…
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Q: NBS CH3CH=CHCH2CH2CH3 CH;CH== CHCHCH½CH3 CH3CHCH=CHCH2CH3 + Br Br A B
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Q: 1. Describe the synthesis of : a) NH 3 CH2 CH2 %3D b) NH3 CH3CH2 CH2 CH2NH2 CH2 CH3. CH3 CHIN-CH3…
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Q: Which of the following conformations of 1,2-dibromocyclohexane is the LEAST stable? Select one: Br H…
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Q: Arrange the following substituents in order of decreasing priority (highest first). -OCH2CH3 -F OH…
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Q: 6. Which of the following is most reactive with HBr? а. СН3ОН b. CH3CH2OH (CH3)2CHOH с. d. (CH3)3COH
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Q: Draw a structural formula for the product of each SN2 reaction. Where configuration of the starting…
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Q: Assign E or Z configuration (a) H3C CH₂OH C=C CH3CH₂ Cl CO₂H Baca (c) CH3 CH₂OH to the following…
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Q: Write the following transformations. НCN/OH" NH3 Br2 NH3 СООН X1 NH3 H2/Pt СООН X1 X2
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Q: Molecule Chair conformations and energies (kJ/mol) AE %N1 (kJ/mol) Methylcyclohexane H3C. No…
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Q: Which of the following carbocations is the least stable? -CH2* O (CH3)3C* O (CH3)2CH+ O CH2=CHCH,+
A: Carbocation: carbon ion that bears a positive charge on it.
Q: Draw a structural formula for the product of each SN2 reaction. Where configuration of the starting…
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Q: Predict the products of the following reactions. cyclopentadiene + methyl acrylate, CH2“CH¬COOCH3
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Q: Type of leaving groups favorable for SN2 & SN1 reactions & 3 examples SN2 SN1
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- Determine the Ksp of the following reactions. a. NaC2H3O2 Na+ + C2H3O2- b. HBr H+ + Br c. Zn(OH)2 Zn+2 + 2HO- d. PbCl2 Pb+2 + 2Cl- e. SnSO4 Sn+2 + SO4-Arrange the following group in order of increasing priority. Q) -CH3 -H -Br -CH2CH3One of the following molecules (a)–(d) is d-erythrose 4-phosphate, an intermediate in the Calvin photosynthetic cycle by which plants incorporate CO2 into carbohydrates. If d-erythrose 4-phosphate has R stereochemistry at both chirality centers, which of the structures is it? Which of the remaining three structures is the enantiomer of d-erythrose 4-phosphate, and which are diastereomers?
- identify and interpret the peaks and their characteristics (C=O, 4H, doublet) product name: 2,5-dibenzylidenecyclopentanone (C19H16O)Determine the Ksp of the following reactions PbCl2 Pb+2 + 2Cl-Assign a priority order (from least to highest priority) to each of the following sets of groups: I. -OCH II. -NH(CH3)2 III. CH2NH2 IV. -OH A. IV, I, III, II B. III, II, IV, I C. II, III, IV, I D. III, IV, I, II
- Calculate the Keq for the following reaction, given that Eo Cd2+/Cd = -0.403 V and Eo Zn2+/Zn = -0.763. Overall rxn: Cd2+ + Zn <-> Zn2+ + CdDescribe the E/Z stereochemistry for the molecules shown below: A: Z; B: Z A: Z; B: E A: E; B: E A: E; B: ZDo Sn2 reactions always happen with inversion of stereochemistry, and does the stereocenter always change from R to S or S to R?