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Based on your answer to the above question and the structures you draw in question 1, what group/bond in the structure that causes the increased reactivity towards bromine addition?
- ! Question 5: How many bonds does the * oxygen atom form in C₂H₂O+? [The answer is a whole number.] Your answer Question 6: How many structural isomers of the molecular formula C₂H₂O have cyclic structures? [The answer is a whole number.] Your answer Question 7: Draw the isomer of C₂H₂O that has an aldehyde functional group in its structure. [Draw the structure in ChemSketch and generate a smiles notation to present as the answer.] Your answer * *8. How many different organic products are possible when cyclobutanol is heated in the presence of acid? Ignore any stereoisomers (i.e. cis/trans isomers). Question 8 options: two alkanes one alkane two alkenes one alkeneHC CH, Lab Workshop 5: Nomenclature of alkane and cycloalkanes Each student work group choose a Leader (reads activity out loud, poses questions to group), Facilitator (makes sure everyone is participating equally, directs the conversation), Recorder (takes note on discussion, learned concepts and any conclusions), and Presenter (announces conclusions or presents activity to class). A. Nomenclature of Unbranched Alkanes (IUPAC System – International Union of Pure and Applied Chemistry) Alkane = molecule consisting entirely of carbon and hydrogen atoms connected by single bonds. Critical Thinking Question (CTQ): 1. Cross out each molecule that is not an alkane H2 H3C `CH3 HạC CH `CH3 H,C CH H3C H3C `CH3 HO H3C CH3 Memorization Task 1: Unbranched Alkanes NAME Structure # carbon atoms methane CH4 CH;CH; CH;CH;CH; ethane propane butane CH;(CH2);CH3 CH3(CH2);CH3 CH;(CH2),CH3 CH;(CH2),CH3 4 5 pentane hexane 6 heptane octane CH3(CH2),CH3 8. CH3(CH2);CH3 CH3(CH2);CH3 CH3(CH2)»CH3 CH3(CH2)10CH3…
- 13. The alkyl radical formed when a hydrogen atom is being removed from the second carbon of a normal four-carbon alkane is always a) a normal alkyl. 14. Disubtituted benzene compound with two attached groups that are opposite to each other is a) a meta isomer. 15. Two alkyl groups that are attached to the same C atom which has a double-bonded O atom is a) an aldehyde. b) an isoalkyl. c) a secondary alkyl. d) a tertiary alkyl. b) a para isomer. c) an ortho isomer. d) a beta isomer. b) an alcohol. c) a carboxylic acid. d) a ketone. 16. Which of the following organic compounds are not capable of hydrogen bonding by themselves? a) ketones. 17. The hydrocarbon which can undergo substitution bromination reaction. a) alkane 18. The minor product between the unsymmetrical butene and HBr is a) 1,2- dibromobutane. 19. Which of the following amines does not belong to the same group? a) aniline c) dimethylamine b) carboxylic acids c) amines d) alcohols b) alkene c) alkyne d) cycloalkene b)…Which statement is true with reference to the halogenation of an alkane? Question 8 options: Halogenation of alkane forms an alkene and HX (where X represents an halogen atom) Halogenation of alkane forms an alkyl halide and HX (where X represents an halogen atom) Halogenation of alkane forms an alkyne and HX (where X represents an halogen atom) Halogenation of alkane forms an alcohol and HX (where X represents an halogen atom)Answer the following questions: 1. Hydrolysis reaction that produces propanol 2. Addition reaction that produces bromobutane 3. Hydrogenation of cyclopentene 4. Complete oxidation of ethane (assuming sufficient O2 is available) 5. Iodation of pentane 6. Production of pentanol from pentane 7. Polymerization of butanedioic acid and propane-1,3-diol (show at least two reactions to get across the idea of growing chain) 8. Esterification of propanol and pentanoic acid 9. Elimination reaction with octanol
- Which among the following compounds has the most electronegative carbon in structure? a. benzaldehyde b. benzene c. cyclobutane d. butyne The radical substitution reaction is primarily observed in the following reactions. Which reaction is it? a. Oxidation of but-2-ene b. Boiling of hex-3-ene c. Chlorination of butane d. Combustion of methane Which among the following statements is FALSE about alkanes and cycloalkanes? a. all alkanes produce CO2 and water vapor upon complete combustion b. alkanes undergo substitution reactions c. the empirical formula of all alkanes is CnH2n+2 d. cyclic alkanes exhibit bond strain in the sp#-sp# sigma bondsWhat product is created when 3-chloro-2-methylcyclohex-1-ene is reacted with a strong base? Question 12 How many different organic products are possible when 3-methylhexan-3-ol is heated in the presence of acid? (Ignore any geometrical isomers) 2 and they are alkanes 2 and they are alkenes 3 and they are alkanes 3 and they are alkenes19. The following tests were applied to hydrocarbon samples and the results are given in table below. Reaction with Reaction with Reaction with H,SO4 KMNO4 NANH, Compound A Compound B Compound C + + + + According to the table above, which of the following statement is true for compound A, B or C? a. Compound A would be an alkane. b. Compound A would be either an alkane or alkene. c. Compound B would be a non-terminal alkyne. d. Both compound A and B would be alkene. e. Both compoundB and C would be alkene.
- 5) Join four carbon atoms together by single bonds. Is it possible to do this in more than one way? Add hydrogen atoms to all the unused valences of carbon atoms. 6) What is the molecular formula of the hydrocarbon molecule? 7) What are the common names and IUPAC names of the isomers? 8) Draw the structural formulas of these compounds. 9) Draw different conformations (Newman projection) of straight chain containing four-carbon alkane. N f10 f11 N 53°F Cloudy f12 < C inseQuestion 15: Give the preferred IUPAC name of the compound in Figure 15. [Use lowercase letters. Do not use spaces if it is not required in the name.] Your answer Figure 15 но N*H Question 16: Benzene has pi-bonds and should in theory undergo addition reactions like alkenes. However, we know that benzene only takes part in substitution reactions. Figure 16 compares the energy diagrams for the possible addition reactions and substitution reactions of benzene. Mark the correct statements. Addition and substitution reactions of benzene proceeds through the same reactive intermediate. The substitution reaction is faster than the addition reaction. Addition and substitution reactions of benzene are exothermic. Both addition and substitution reactions of benzene proceeds through two transition states. LIFE Digitala. Draw the structural formula 2,3,3,4-tetramethylheptane. b. Draw the structural formula of 4,5-diisopropylnonane. c.Draw the structural formula of cis-1,3-dimethylcyclohexane.