Which of the following is (are) correct resonance structure (s) for the intermediate formed in the...
12. Which of the following is/are correct resonance structure(s) for compound A? A) III and IV B) I and II C) I and IV D) II and III E) I and III
Which of the following are possible resonance structures of the intermediate species formed during the Electophillic Aromatic Substitution reaction? NH2 VA NH2 NH good commanding Br L III IV V
Which of the following is an ionic intermediate in the formation of the major product in the reaction of toluene with HNO3/H2SO4? H3C. NO2 CH3 CH3 H3C Н + + + + NO2 H ON Н. NO2 I II III IV Select one: a. III b. IV c. II d. I
9. which of the following intermediates shown is present in the sigma complex formed from the nitration of anisole? 10.What product is formed from the reaction below? Which of the intermediates shown is present in the sigma complex formed from the nitratie 9 ОСHа ОСН ОСHа ОСHа NO2 NO2 NO2 NO2 I п Ш IV А. П В. IV С. I D. III E. None 10. What product is formed from the reaction shown below? CI 1. NAOCH3 ? 2.H2O...
L en e h eterylic cle movement of wedlectrons in resonance of fishbook notation) which of of the following is a substitution reaction? CH, CR, BEZ - > CH, CH BEW CR, CH, Br + OH - CH2-CH2 + 1,0 + Br CH, CH, Br + OH" CH CH, OR - Br d. More than one of these e. None of these 16. Select the structure of the maior product formed in the following reaction. a. I b. II c....
Which of the following is most likely to be the first slop in the general mechanism for electrophilie substitution reactions? Arrange the following compounds in order of decreasing reactivity towards electrophilie aromatic substitution (most reactive first). V>II>I>III>IV II>V>III>I>IV IV>I>III>V>II III>II>I>IV>V IV>V>II>I>III Which one of the following substituents will not direct an incoming group to the ortho/para positions during electrophilic aromatic substitution? -CH_2CH_3 -CF_3 -OCH_3 -NHCH_3 -Br Which one of the following is not a resonance form of the cyclohexadienyl cation...
Which, if any of the following structures are NOT reasonable resonance structures of "T"? III IV C III and V III and IV D II and IV E all are reasonable II and V Select one: OB O O O Clear my choice
Q: which structure beat represents the following disubstituted cuclohexane? Q: which fisher projection corresponds with the following molecule? 8. Whien structure best represents the foliowing disubstituted cyclohexane? Cн CHs H. нс нс CH CHs II d. I V a. b. III е. IV с. 9. Which of the following molecules has the highest melting point? но IV Ш I п d. II III a. e. b. IV I с. 10. Which Fischer projection corresponds with the following molecule? Br HO...
Name: ID: 6 B 15. Which line structure is correct for Molecule Z? Lewis structure of Molecule a. IV d. III 5.) I e II S hoes C. V 16. Which of the following dash-wedge structures best represents the following Newman projection? ar POH FCHE 13 - H H3C H H THC H . но PH, HP, н. / / сн. н . HP OH OH HP COH HC a. IV b. II d. e. V III c. I
9, Which of the intermediates shown is present in the sigma complex formed from the nitration of anisole? OCH оCH OCH OCH NO2 NO2 NO2 NO2 IV III A III B. IV C I D. II E. None 10. What product is formed from the reaction shown below?" I. NaOCH 2.H/0 NO осн, OCH OCH оснь OCH oCH NO NO NO IV II A B IV C. I D. I E. None 11. Draw Frost circle diagrams for each compound...