Homework Answers
Molecule (I) have all four characteristics
of aromatic compound, so molecule (I) is an aromatic compound.
Correct answer is B. I
Add Answer to:
please exlain why!
Which of these is an aromatic molecule? 0=ả: < II III IV I...
4. Sketch an appropriate wavefunction in the four regions (I, II, III, IV) shown below (see...
4. Sketch an appropriate wavefunction in the four regions (I, II, III, IV) shown below (see figure in next page) when E< Vo. Write a valid general solution for each. State the boundary conditions required to completely solve this problem (do not solve it!). 0 a b Zones I II III IV
Rank the bonds from smallest wavenumber to largest wavenumber: 1.C-O II. C=0 II. CEN IV. C=C...
Rank the bonds from smallest wavenumber to largest wavenumber: 1.C-O II. C=0 II. CEN IV. C=C 1.1V<l<lll<ll 2.]<ll<IV<III 3.I<IV<ll<lll 4. II<IV<Ill</ QUESTION 5 Identify the structure that fits best the spectrum provided: - TRANSMITTANCE [%] 6080 40 WAVENUMBER [cm-1] MNH2 OH HN А в 1. A 2. B 3.C 4.D 5. E
Question 26 (2 points) Saved Which of the following ions is aromatic? D:0 = I II...
Question 26 (2 points) Saved Which of the following ions is aromatic? D:0 = I II IV OA) OB) 11 OC) III OD) IV Question 27 (2 points) Saved Which of the following ions is aromatic? 20: A) Only II and III OB) Only III and IV OC) Only I and II OD) Only II and IV
1. Which molecules below are aromatic? Select one: I and 11 I, II and III II...
1.
Which molecules below are aromatic? Select one: I and 11 I, II and III II and III III and IV
Question 47 (2 points) Which one of the following compounds is aromatic? S - II IV...
Question 47 (2 points) Which one of the following compounds is aromatic? S - II IV a) III Ob) Oc) II O d) IV Question 48 (2 points) Predict the product(s) for the following reaction: NaNH2, NH3 NH2 -NH₂ que "NH2 a) I, II and III b) I and II c) III and I d) II and III
can you please explain how D is the answer? EI > IV > II > III...
can you please explain how D is the answer?
EI > IV > II > III 14. Which compound is an isomer of 3,3-diethylhexane? A) 3-ethyl-3-methyl-1-hexene B) 3,3-diethyloctane C) 2,8-dimethylnonane D) 2,7-dimethyloctane E) 2,2,3,3-tetramethylpentane
) Which of the following is aromatic? IV. V. A) 1 B) II C) III D)...
) Which of the following is aromatic? IV. V. A) 1 B) II C) III D) IV E) V
this question < Question 1 of 14 > Copy Look Up Share... Which complex does not...
this question
< Question 1 of 14 > Copy Look Up Share... Which complex does not transport from the mitochondrial matrix to the intermembrane space? O complex IV O complex I O complex III O complex II
18. Arrange these compounds in order of increasing boing point: t. 1-butanol I. Butanal II. propanoic...
18. Arrange these compounds in order of increasing boing point: t. 1-butanol I. Butanal II. propanoic acid a) I<II< III b) II <I< III
Which of the following compounds would you expect to be antiaromatic? (i) cyclooctatetraene (ii) 1,3-cyclooctadiene (iii) cyclooctatetraenyl dianion (iv)
Which of the following compounds would you expect to be antiaromatic? (i) cyclooctatetraene (ii) 1,3-cyclooctadiene (iii) cyclooctatetraenyl dianion (iv) 1-ethenylcyclooctatetraene (v) 1,3,5,7-octatetraene Select one: a. i only b. i, ii, iv and v only c. iii only d. i and iv only e. all the above From my working I found i, ii, iv, and v to be non aromatic and iii to be aromatic. Is non aromatic the same as antiaromatic?
4. Sketch an appropriate wavefunction in the four regions (I, II, III, IV) shown below (see figure in next page) when E< Vo. Write a valid general solution for each. State the boundary conditions required to completely solve this problem (do not solve it!). 0 a b Zones I II III IV
Rank the bonds from smallest wavenumber to largest wavenumber: 1.C-O II. C=0 II. CEN IV. C=C 1.1V<l<lll<ll 2.]<ll<IV<III 3.I<IV<ll<lll 4. II<IV<Ill</ QUESTION 5 Identify the structure that fits best the spectrum provided: - TRANSMITTANCE [%] 6080 40 WAVENUMBER [cm-1] MNH2 OH HN А в 1. A 2. B 3.C 4.D 5. E
Question 26 (2 points) Saved Which of the following ions is aromatic? D:0 = I II IV OA) OB) 11 OC) III OD) IV Question 27 (2 points) Saved Which of the following ions is aromatic? 20: A) Only II and III OB) Only III and IV OC) Only I and II OD) Only II and IV
1.
Which molecules below are aromatic? Select one: I and 11 I, II and III II and III III and IV
Question 47 (2 points) Which one of the following compounds is aromatic? S - II IV a) III Ob) Oc) II O d) IV Question 48 (2 points) Predict the product(s) for the following reaction: NaNH2, NH3 NH2 -NH₂ que "NH2 a) I, II and III b) I and II c) III and I d) II and III
can you please explain how D is the answer?
EI > IV > II > III 14. Which compound is an isomer of 3,3-diethylhexane? A) 3-ethyl-3-methyl-1-hexene B) 3,3-diethyloctane C) 2,8-dimethylnonane D) 2,7-dimethyloctane E) 2,2,3,3-tetramethylpentane
) Which of the following is aromatic? IV. V. A) 1 B) II C) III D) IV E) V
this question
< Question 1 of 14 > Copy Look Up Share... Which complex does not transport from the mitochondrial matrix to the intermembrane space? O complex IV O complex I O complex III O complex II
18. Arrange these compounds in order of increasing boing point: t. 1-butanol I. Butanal II. propanoic acid a) I<II< III b) II <I< III
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