(a)
To determine: The structures and names for stereoisomers of
Interpretation: The structures for stereoisomers of
Concept introduction: Isomers are defined as molecules having the same molecular formula but different arrangement of atoms. Geometrical isomers are those isomers which show isomerism due to the presence of restricted rotation in a molecule. It is also known as cis-trans isomerism. Cis-trans isomers differ in their atomic arrangement.
(b)
To determine: The structures and names for stereoisomers of
Interpretation: The structures for stereoisomers of
Concept introduction: The molecular structures in which two higher priority groups are located on the opposite side of the double bond are known as
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Chapter 7 Solutions
EP ORGANIC CHEMISTRY -MOD.MASTERING 18W
- What is/are the possible product(s) of dehydrohalogenation of cis-1-bromo-2-ethylcyclahexane? Et NaOMe Br A. B. D.arrow_forwardHow many moles of Bra are required to completely halogenate the alkene?A. One moleB. Two molesC. Three molesD. Four moles What is the expected arrangement of the bromine atoms relative to each other amongthe carbon involved in pi bonding?A. anti-conformationB. syn-conformationC. trans-configurationD. cis-configuration What happens to bromine when it is adjacent to an alkene during a chemical reaction?A. Bromine becomes stable. (? kasi before brown siya/acidic tas naging colorless? Jk ewan)B. Bromine becomes polarized.C. Bromine becomes hybridized.D. Bromine becomes acidic. The relative arrangement of bromine atoms in the product is primarily due to:A. ElectronegativityB. RepulsionC. Hydrogen bondingD. Atomic weightWhat is your observation after the reaction?A. A yellow flame is produced.B. Bromine water decolorizes.C. The alkene becomes denser.D. A brown precipitate forms.arrow_forward4. Syn and anti addition can occur with alkenes. 1. Describe syn and anti addition. b. Give an example of syn addition to an alkene and explain why it is syn. c. Give an example of anti addition to an alkene and explain why it is anti. 5. The following reactions shows the dehydration of 2-methylcyclohexanol. Why is 1-methylcyclohexene the major product? X OH H3PO4 84% 16%arrow_forward
- Which of the following molecules is antiaromatic? A. cyclopentadienyl anion B. cyclopentadiene C. cycloheptatrien D. Cyclopentadienyl cation E. cycloheptatrienyl cationarrow_forward5. [Multiple Choice] What is the product of the following reaction? ? a. 1,2-dichloro-1,2-dimethylcyclopentane b.1-chloro-1,2-dimethylcyclopentane c. 2-chloro-1,2-dimethylcyclopentane d.1,4-dichloro-2,3-dimethylcyclopentanearrow_forwardDraw the structure for an alkene that gives the following reaction product. 7 CH2l2, Zn/Cu Ignore alkene stereochemistry. • You do not have to explicitly draw H atoms. • In cases where there is more than one answer, just draw one. / [F ?arrow_forward
- Which of the following concepts explains why a tertiary carbocation is more stable than a primary carbocation? a. Hyperconjugation b. Resonance c. Electronegativity T d. he octet rulearrow_forwardDraw the structure for each compound. a. (R)-3-methylhexane b. (4R,5S)-4,5-diethyloctane c. (3R,5S6R)-5-ethyl-3,6-dimethylnonane d. (3S,6S)-6-isopropyl-3-methyldecanearrow_forwardGive the structure corresponding to each name. a. 3-chloro-2-methylhexane b. 4-ethyl-5-iodo-2,2-dimethyloctane c. cis-1,3-dichlorocyclopentane d. 1,1,3-tribromocyclohexane e. propyl chloride f. sec-butyl bromidearrow_forward
- Draw the product or products that will be obtained from the reaction of cis-2-butene and trans-2-butene with each of the following reagents. If a product can exist as stereoisomers, show which stereoisomers are formed. 1. HCl. 4.Br2 in CH2Cl2 7. H2O + H2SO4 2. BH3/THF, followed by HO-, H2O2, H2O 5. Br2 + H2O 8. CH3OH + H2SO4 3. a peroxyacid 6. H2 + Pd/Carrow_forwardMultiple choice 1. How many hydrogens are present in one molecule of octa-2,4-diene? a. 8 b. 10 c. 12 I 2. Which of the following is a structural isomer of but-2-ene a. cyclobutene b. methylcyclopropane c. 2-methylpropane d. 14 e. 16 3. The chemical reaction of iodopropane in the presence of sulphuric acid forming propene is known as: a. combustion d. esterification e. elimination b. hydrogenation c. hydrolysis 5. Which statement is correct? d. 2-methylbutane e. 1,3-dimethylpropane 4. To which family of organic compounds does CH₂CH₂CH₂CH₂CH₂O belong? Alcohol d. Ketone a. b. Aldehyde c. Alkyne e. Carboxylic acid a. Aldehydes strongly resist oxidation. b. Ketones are easily oxidized. c. d. e. Amides will not react with water. Carboxylic acid groups are easily oxidized. An ester may be hydrolyzed to give a carboxylic acid and an alcohol. 6. Which statement describes addition polymers? a. They are made of monomers that have two functional groups. b. They may form between an organic acid…arrow_forward7) You want to synthesize 3-methyl-2-pentene from 2-chloro-3-methylpentane. Which reagent would you use? a. HCI, heat b. NH:(aq), 25°C c. CH:CO2NA, CH:CO2H, heat d. CH3CH2ONA, CH3CH2OH, heat e. CН:CH2ОН, heatarrow_forward
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