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Which of the following compounds have a molecular formula of C2H6O? Which of the following compounds have a molecular formula of C<sub>2</sub>H<sub>6</sub>O? A) I B) II C) III D) IV E) Both I & III


A) I
B) II
C) III
D) IV
E) Both I & III

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Draw the curved arrow(s) for converting the first resonance structure into the second resonance structure. Draw the curved arrow(s) for converting the first resonance structure into the second resonance structure.

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Which of the following is the correct condensed structure for the following compound? Which of the following is the correct condensed structure for the following compound? A) CH<sub>2</sub>=CH(CH<sub>2</sub>) <sub>3</sub>C(CH<sub>3</sub>) <sub>3</sub> B) CH(CH<sub>2</sub>) <sub>4</sub>C(CH<sub>3</sub>) <sub>3</sub> C) (CH<sub>3</sub>) <sub>2</sub>CH(CH<sub>2</sub>) <sub>4</sub>CH<sub>3</sub> D) CH<sub>2</sub>CH(CH<sub>2</sub>) <sub>3</sub>C(CH<sub>3</sub>) <sub>3</sub> E) (CH) <sub>3</sub>(CH<sub>2</sub>) <sub>3</sub>C(CH<sub>3</sub>) <sub>3</sub>


A) CH2=CH(CH2) 3C(CH3) 3
B) CH(CH2) 4C(CH3) 3
C) (CH3) 2CH(CH2) 4CH3
D) CH2CH(CH2) 3C(CH3) 3
E) (CH) 3(CH2) 3C(CH3) 3

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Provide a condensed structure for the following compound. Provide a condensed structure for the following compound.

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(CH3)3C(CH2)2C...

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For the following transformation how many H atoms are added or lost? For the following transformation how many H atoms are added or lost? A) Added one B) Added two C) Lost one D) Lost two E) No change


A) Added one
B) Added two
C) Lost one
D) Lost two
E) No change

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Which of the following is the correct condensed structure for the following compound? Which of the following is the correct condensed structure for the following compound? A) CH<sub>3</sub>C<sub>2</sub>(CH<sub>2</sub>) <sub>3</sub>C(CH<sub>3</sub>) <sub>3</sub> B) CH<sub>3</sub>CC(CH<sub>2</sub>) <sub>3</sub>C(CH<sub>3</sub>) <sub>2</sub>CH<sub>3</sub> C) (CH<sub>3</sub>) <sub>3</sub>C<sub>2</sub>(CH<sub>2</sub>) <sub>3</sub>CH<sub>3</sub> D) CH<sub>3</sub>C \equiv C(CH<sub>2</sub>) <sub>3</sub>C(CH<sub>3</sub>) <sub>3</sub> E) CH<sub>3</sub>CC(CH<sub>2</sub>) <sub>3</sub>C(CH<sub>3</sub>) <sub>3</sub>


A) CH3C2(CH2) 3C(CH3) 3
B) CH3CC(CH2) 3C(CH3) 2CH3
C) (CH3) 3C2(CH2) 3CH3
D) CH3C ≡ \equiv C(CH2) 3C(CH3) 3
E) CH3CC(CH2) 3C(CH3) 3

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Naproxen, sold under the trade name Aleve, has the following structure. What is the molecular formula for naproxen? Naproxen, sold under the trade name Aleve, has the following structure. What is the molecular formula for naproxen?

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What is the relationship between the following compounds? What is the relationship between the following compounds? A) Constitutional isomers B) Resonance structures C) conformers D) Identical compounds


A) Constitutional isomers
B) Resonance structures
C) conformers
D) Identical compounds

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The indicated bond in the following compound is_____ of the paper. The indicated bond in the following compound is_____ of the paper. A) in the plane B) out of the plane C) behind the plane D) None of these


A) in the plane
B) out of the plane
C) behind the plane
D) None of these

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Which of the following is a correct resonance structure for compound A? Which of the following is a correct resonance structure for compound A? A) I B) II C) III D) IV E) None of these


A) I
B) II
C) III
D) IV
E) None of these

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Provide the curved arrow(s) to draw a resonance structure for the following compound. Provide the curved arrow(s) to draw a resonance structure for the following compound.

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Determine the formal charges on each atom except hydrogen. Determine the formal charges on each atom except hydrogen.

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Draw two additional resonance structures for the following compound. Draw two additional resonance structures for the following compound.

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Caffeine has the following structure. What is the hybridization state and molecular geometry at each nitrogen atom in Caffeine? Caffeine has the following structure. What is the hybridization state and molecular geometry at each nitrogen atom in Caffeine?

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Which of the following is/are the most significant resonance structure(s) ? Which of the following is/are the most significant resonance structure(s) ? A) I B) II C) III D) I & II E) all of these


A) I
B) II
C) III
D) I & II
E) all of these

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How many H atoms are connected to the indicated carbon atom? How many H atoms are connected to the indicated carbon atom? A) one B) two C) three D) four E) none


A) one
B) two
C) three
D) four
E) none

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How many lone pairs of electrons are on the indicated oxygen atom? How many lone pairs of electrons are on the indicated oxygen atom? A) one B) two C) three D) four E) none


A) one
B) two
C) three
D) four
E) none

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Draw a bond-line structure for CH3C ≡ \equiv C(CH2)3C(CH3)2CH2OCH3.

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Explain using words as well as structural drawings, if the single curved arrow shown is sufficient for the following resonance structures? Explain using words as well as structural drawings, if the single curved arrow shown is sufficient for the following resonance structures?

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The single arrow shown will vi...

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Tamiflu®, is the most effective antiviral drug used to treat avian influenza, has the following structure. Identify the functional groups in Tamiflu®. Tamiflu<sup>®</sup>, is the most effective antiviral drug used to treat avian influenza, has the following structure. Identify the functional groups in Tamiflu<sup>®</sup>.

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