Question 1

Diazomethane has the molecular formula CH2N2. Draw the preferred Lewis structure for diazomethane and assign formal charges to all atoms, if any.

Accepted Answer

Question 2

The lone pairs on oxygen in the following compound are _______.

Accepted Answer

A)   both localized
B)   both delocalized
C)   one localized
D)   one delocalized
E)   Both C & DF) A) and E)
G) B) and C)

Question 3

How many total lone pairs of electrons are on both oxygen atoms in the following compound?

Accepted Answer

A)   one
B)   two
C)   three
D)   four
E)   noneF) B) and E)
G) A) and B)

Question 4

Which of the following is the correct bond-line structure for (CH3) 2CHCH2CH3? 3) 2CHCH2CH3?   A)  I B)  II C)  III D)  IV E)  None of these" class="answers-bank-image d-inline" rel="preload" >

Accepted Answer

A)   I
B)   II
C)   III
D)   IV
E)   None of theseF) C) and D)
G) B) and D)

Question 5

Which of the following compounds contain a ketone functional group?

Accepted Answer

A)   I
B)   II
C)   III
D)   IV
E)   All of theseF) C) and E)
G) C) and D)

Question 6

Which of the following compounds contain an alcohol functional group?

Accepted Answer

A)   I
B)   II
C)   III
D)   IV
E)   None of theseF) A) and B)
G) A) and C)

Question 7

Which of the following is the correct Lewis structure for CH3(CH2) 2OH? 3(CH2) 2OH?   A)  I B)  II C)  III D)  IV E)  Both II & III" class="answers-bank-image d-inline" rel="preload" >

Accepted Answer

A)   I
B)   II
C)   III
D)   IV
E)   Both II & IIIF) None of the above
G) All of the above

Question 8

The lone pair on nitrogen in the following compound is _______.

Accepted Answer

A)   localized
B)   delocalizedC) A) and B)
D) undefined

Question 9

Which of the following is a correct resonance structure for compound A?

Accepted Answer

A)   I
B)   II
C)   III
D)   IV
E)   None of theseF) B) and C)
G) A) and D)

Question 10

For the following transformation how many H atoms are added or lost?

Accepted Answer

A)   Added one
B)   Added two
C)   Lost one
D)   Lost two
E)   No changeF) B) and D)
G) A) and B)

Question 11

Which of the following violates the rules for curved arrows?

Accepted Answer

A)   I
B)   II & IV
C)   I & III
D)   III & IV
E)   None of theseF) B) and C)
G) A) and B) C

Question 12

For the following compound identify the lone pairs and indicate if each lone pair is localized or delocalized.

Accepted Answer

The answer of For the following compound identify the lone...

Question 13

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

Accepted Answer

The answer of Draw the curved arrow(s) for converting the...

Question 14

What is the relationship between the following compounds?

Accepted Answer

A)   Constitutional isomers
B)   Resonance structures
C)   conformers
D)   Identical compounds
E)   Different compoundsF) A) and E)
G) D) and E) B

Question 15

Which of the following is the correct bond-line structure for (CH3) 4C? 3) 4C?   A)  I B)  II C)  III D)  IV E)  None of these" class="answers-bank-image d-inline" rel="preload" >

Accepted Answer

A)   I
B)   II
C)   III
D)   IV
E)   None of theseF) A) and C)
G) A) and D)

Question 16

For the following compound identify the lone pairs and indicate if each lone pair is localized or delocalized.

Accepted Answer

The answer of For the following compound identify the lone...

Question 17

Explain using words as well as structural drawings, if the single curved arrow shown is sufficient to draw the resonance structure.

Accepted Answer

The single arrow shown will violate the octet rule. Drawing another curved arrow will remove the violation.

Question 18

Draw a bond-line structure for CH3CH2O(CH2)2CH(CH3)2.

Accepted Answer

Question 19

What is the formal charge on the nitrogen atom in the following compound?

Accepted Answer

A)   -1
B)   -2
C)   +1
D)   +2
E)   0F) A) and E)
G) C) and D)

Question 20

Which of the following compounds contain an amine functional group?

Accepted Answer

A)   I
B)   II
C)   III
D)   IV
E)   None of theseF) A) and B)
G) A) and C)

Exam 2: Molecular Representations

Diazomethane has the molecular formula CH2N2. Draw the preferred Lewis structure for diazomethane and assign formal charges to all atoms, if any.

Correct AnswerverifiedShow Answer

The lone pairs on oxygen in the following compound are _______.

Correct AnswerverifiedShow Answer

How many total lone pairs of electrons are on both oxygen atoms in the following compound?

Correct AnswerverifiedShow Answer

Which of the following is the correct bond-line structure for (CH3) 2CHCH2CH3?

Correct AnswerverifiedShow Answer

Which of the following compounds contain a ketone functional group?

Correct AnswerverifiedShow Answer

Which of the following compounds contain an alcohol functional group?

Correct AnswerverifiedShow Answer

Which of the following is the correct Lewis structure for CH3(CH2) 2OH?

Correct AnswerverifiedShow Answer

The lone pair on nitrogen in the following compound is _______.

Correct AnswerverifiedShow Answer

Which of the following is a correct resonance structure for compound A?

Correct AnswerverifiedShow Answer

For the following transformation how many H atoms are added or lost?

Correct AnswerverifiedShow Answer

Which of the following violates the rules for curved arrows?

Correct AnswerverifiedC

For the following compound identify the lone pairs and indicate if each lone pair is localized or delocalized.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

What is the relationship between the following compounds?

Correct AnswerverifiedB

Which of the following is the correct bond-line structure for (CH3) 4C?

Correct AnswerverifiedShow Answer

For the following compound identify the lone pairs and indicate if each lone pair is localized or delocalized.

Correct AnswerverifiedShow Answer

Explain using words as well as structural drawings, if the single curved arrow shown is sufficient to draw the resonance structure.

Correct AnswerverifiedThe single arrow shown will violate the octet rule. Drawing another curved arrow will remove the violation. 11eab459_a72e_ea87_acdb_5d9e7fb042ad_TB3185_00

Draw a bond-line structure for CH3CH2O(CH2)2CH(CH3)2.

Correct AnswerverifiedShow Answer

What is the formal charge on the nitrogen atom in the following compound?

Correct AnswerverifiedShow Answer

Which of the following compounds contain an amine functional group?

Correct AnswerverifiedShow Answer

Diazomethane has the molecular formula CH₂N₂. Draw the preferred Lewis structure for diazomethane and assign formal charges to all atoms, if any.

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Which of the following is the correct bond-line structure for (CH₃) ₂CHCH₂CH₃?

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Which of the following is the correct Lewis structure for CH₃(CH₂) ₂OH?

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
C

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
B

Which of the following is the correct bond-line structure for (CH₃) ₄C?

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
The single arrow shown will violate the octet rule. Drawing another curved arrow will remove the violation. 11eab459_a72e_ea87_acdb_5d9e7fb042ad_TB3185_00

Draw a bond-line structure for CH₃CH₂O(CH₂)₂CH(CH₃)₂.

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified