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Question-5 Which of the following violates the rules for curved arrows? 4 II IV I and...
5. Which one of the following is nonaromatic? III IV I II A. IV B. I C. II D. III E. None 6. Which is the correct bond order for the C-C bonds in benzene? 1.0 20 1.25 1.75 1.5 1.5 20 10 A. III B. C. IV D. II E. None
What type of bond results in partially charged ends of m O Ultra covalent O Ionic s and hydrogen bonding? Polar O Non-Polar QUESTION 28 Which of the following are covalent bonds? I. Polar Il. Non-polar Ill. Electromagnetic IV. Hydrogen O I and Il only O II IIl and IV only O I, II, and IIl only O Ill and IV only QUESTION 29 Which are parts of the cell's cytoskeleton? I. microtubules ll. centrioles IlI. microfilaments IV. flagella I...
30) Which of the following is the most stable diene? L. IV. A)I B) C)III D)IV E) V 31) Which of the following is an aromatic hydrocarbon? IV -CH A)I B C)ID)IVE) V 32) Which of the following conjugated dienes will not react with a dieneophile in a Diels-Alder reaction? Π. IV A) I B)11 C)111 D) IVE) I and III 33) The conjugate acid of the compound shown below is B) aromatic D) antiaromatic. E) none of the above....
QUESTION 21 Investors in commercial paper receive a yield from which of the following? I. Dollar discount II. Dealer fee III. Commitment fee IV. Interest paid on the commercial paper aonly b. 11, IIl and IV c I, Il and III d. V only
Question 1 Which of the following hydrogens is the most acidic? II IV I III A. IV B. V C. III D.I E. II Question 2 What is the product, Z, of the following reaction sequence? iz H30+ T-H20)* ia. CI H307 + Z مل I II III IV A. IV B. II C. III D.V E.
7. Money market securities have which of the following characteristics? I. long maturities II. low default risk III. high degree of liquidity IV. low rates of return a) I and III only b) II and IIl only c II, III, and IV only d) I, II, III, and IV 8. A lockbox system: a) entails the use of a bank which is centrally located to collect payments on a nationwide basis. b) is designed to deposit a customer's check into...
19. What would be the major product(s) of the following reaction? Br EtOH 20 °C OEt IV C) I and III A) I and II D) IV B) II and III E) None of these choices. 20. Give a detailed reaction mechanism for the reaction expected to occur when 2-bromo- methylpentane is heated with methanol. Draw clear structural formulas of all relevant species and use curved arrows to represent electron flow. Also indicate which step is likely to be rate-...
Which of these molecules are structural isomers of n-octane (CgH18)? III II IV Select one: a. I, II, IlII, IV, and V b. III and IV c. II and V d. I, IIl, and IV e. only II has 8 carbon atoms in a chain
I have an exam tomorrow so I need explaintion please aj methylenecyclohexane cciOTrexene 11 17. Arrange the following in this order: moderate nucleophile, polar protic solvent, polar aprotic solvent, non-polar I. CH CO2H solvent. 1I. CH CO2K II. OS(CHs)z e) l, III, IV, II be) IlII, , IV, II IV.C&HSCHs a) 1, II, III, IV b) IV, III, I, 1 d) IV, II, III c)l, II, II, IV ab) II, IV, II,I aclI, I, II, IV bd) IV, II, ,...
Question 15 Which of the following would undergo epimerization in base? You ☺ II III IV A. I B. II C. III D. IV E. Both III and IV Question 16 What is the correct structure for 3-phenylpropanal? MY II H IV V ООООО CA. II B. C. IV D.V E. III