Question 1

How many nonbonding electron pairs are in the structure shown below?

Accepted Answer

A)   2
B)   4
C)   6
D)   8
E)   none of theseF) D) and E)
G) All of the above

Question 2

Determine the hybridization for the indicated atoms in each structure below.  
-Refer to instructions. The hybridization of carbon atom B is _____.

Accepted Answer

The answer of Determine the hybridization for the indicated atoms...

Question 3

Consider the two structures below to answer the following question.CH3CH2OH CH3OCH3
-In the two structures shown below, what do the positions labeled with the arrow have in common? 3CH2OH CH3OCH3 -In the two structures shown below, what do the positions labeled with the arrow have in common?   A)  the same type of hybridization on the carbon atom B)  the same geometry around the carbon atom C)  the same number of hydrogen atoms bonded to the carbon atom D)  both carbon atoms are involved in a π bond" class="answers-bank-image d-inline" rel="preload" >

Accepted Answer

A)   the same type of hybridization on the carbon atom
B)   the same geometry around the carbon atom
C)   the same number of hydrogen atoms bonded to the carbon atom
D)   both carbon atoms are involved in a π bondE) C) and D)
F) A) and D)

Question 4

Covalent bonding

Accepted Answer

A)   involves a transfer of electrons from one atom to another.
B)   occurs when atoms share all their valence electrons.
C)   occurs when unpaired valence electrons are shared between atoms.
D)   occurs when nonvalence electrons are shared between atoms.
E)   none of theseF) B) and D)
G) A) and B)

Question 5

Consider the two structures below to answer the following question.CH3CH2OH CH3OCH3
-What is the expected hybridization around the sulfur atom in diethyl sulfide? CH3CH2⎯S⎯CH2CH3

Accepted Answer

A)   sp
B)   sp2
C)   sp3
D)   The sulfur atom is not hybridized.E) C) and D)
F) None of the above

Question 6

Consider the two structures below to answer the following question.CH3CH2OH CH3OCH3
-Which of the following statements is not true according to molecular orbital (MO)  theory?

Accepted Answer

A)   Antibonding orbitals are higher in energy than the corresponding bonding orbital.
B)   The head-on overlap of an s and a p atomic orbital can produce a σ molecular orbital.
C)   A π molecular orbital forms only from the combination of p atomic orbital wave functions.
D)   The subtractive combination of atomic orbital wave functions produces a bonding molecular orbital.E) A) and B)
F) A) and C)

Question 7

Consider the two structures below to answer the following question.CH3CH2OH CH3OCH3
-Refer to instructions. Which of the following correctly describes the structure of these compounds?

Accepted Answer

A)   All carbon atoms are sp3 hybridized.
B)   All of the bonds are sigma bonds.
C)   Each oxygen atom has two nonbonding pairs of electrons.
D)   The bond angle around each oxygen atom is ideally about 109.5°.
E)   All of theseF) All of the above
G) A) and B)

Question 8

How many electrons are there in the valence shell of the carbon atom of a methyl anion, CH3−?

Accepted Answer

A)   5
B)   6
C)   7
D)   8E) A) and D)
F) None of the above

Question 9

Draw a picture showing the orbitals involved in the π-bonds of cyclopenta-1,3-diene, a commonly encountered reagent in organic synthesis.

Accepted Answer

The answer of Draw a picture showing the orbitals involved...

Exam 1: Structure and Bonding

Consider the two structures below to answer the following question.CH₃CH₂OH CH₃OCH₃ -In the two structures shown below, what do the positions labeled with the arrow have in common?

Correct Answer
verified

How many nonbonding electron pairs are in the structure shown below?

Correct Answer
verified

Draw a picture showing the orbitals involved in the π-bonds of cyclopenta-1,3-diene, a commonly encountered reagent in organic synthesis.

Correct Answer
verified

Consider the two structures below to answer the following question.CH₃CH₂OH CH₃OCH₃ -Refer to instructions. Which of the following correctly describes the structure of these compounds?

Correct Answer
verified

Covalent bonding

Correct Answer
verified

Determine the hybridization for the indicated atoms in each structure below. -Refer to instructions. The hybridization of carbon atom B is _____.

Correct Answer
verified

Consider the two structures below to answer the following question.CH₃CH₂OH CH₃OCH₃ -Which of the following statements is not true according to molecular orbital (MO) theory?

Correct Answer
verified

Consider the two structures below to answer the following question.CH₃CH₂OH CH₃OCH₃ -What is the expected hybridization around the sulfur atom in diethyl sulfide? CH₃CH₂⎯S⎯CH₂CH₃

Correct Answer
verified

How many electrons are there in the valence shell of the carbon atom of a methyl anion, CH₃−?

Correct Answer
verified

Exam 1: Structure and Bonding

Consider the two structures below to answer the following question.CH3CH2OH CH3OCH3 -In the two structures shown below, what do the positions labeled with the arrow have in common?

Correct AnswerverifiedShow Answer

How many nonbonding electron pairs are in the structure shown below?

Correct AnswerverifiedShow Answer

Draw a picture showing the orbitals involved in the π-bonds of cyclopenta-1,3-diene, a commonly encountered reagent in organic synthesis.

Correct AnswerverifiedShow Answer

Consider the two structures below to answer the following question.CH3CH2OH CH3OCH3 -Refer to instructions. Which of the following correctly describes the structure of these compounds?

Correct AnswerverifiedShow Answer

Covalent bonding

Correct AnswerverifiedShow Answer

Determine the hybridization for the indicated atoms in each structure below. -Refer to instructions. The hybridization of carbon atom B is _____.

Correct AnswerverifiedShow Answer

Consider the two structures below to answer the following question.CH3CH2OH CH3OCH3 -Which of the following statements is not true according to molecular orbital (MO) theory?

Correct AnswerverifiedShow Answer

Consider the two structures below to answer the following question.CH3CH2OH CH3OCH3 -What is the expected hybridization around the sulfur atom in diethyl sulfide? CH3CH2⎯S⎯CH2CH3

Correct AnswerverifiedShow Answer

How many electrons are there in the valence shell of the carbon atom of a methyl anion, CH3−?

Correct AnswerverifiedShow Answer

Consider the two structures below to answer the following question.CH₃CH₂OH CH₃OCH₃ -In the two structures shown below, what do the positions labeled with the arrow have in common?

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Consider the two structures below to answer the following question.CH₃CH₂OH CH₃OCH₃ -Refer to instructions. Which of the following correctly describes the structure of these compounds?

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Consider the two structures below to answer the following question.CH₃CH₂OH CH₃OCH₃ -Which of the following statements is not true according to molecular orbital (MO) theory?

Correct Answer
verified

Consider the two structures below to answer the following question.CH₃CH₂OH CH₃OCH₃ -What is the expected hybridization around the sulfur atom in diethyl sulfide? CH₃CH₂⎯S⎯CH₂CH₃

Correct Answer
verified

How many electrons are there in the valence shell of the carbon atom of a methyl anion, CH₃−?

Correct Answer
verified