Question 1

Draw a correct Lewis structure for acetonitrile, CH3CN.

Accepted Answer

Question 2

Draw a correct Lewis structure for boric acid, B(OH)3.

Accepted Answer

or

Question 3

Draw the line energy orbital diagram for the outer shell of an uncharge nitrogen atom and describe the location and number of unshared electrons.

Accepted Answer

<img  loading="lazy" src="/assets/images/blured-textbook.svg" class="d-inline m-1" alt="blured image" width="139" height="30"> There are three unshared elec...

Question 4

Nitroamines are common functional groups found in energetic materials, such as RDX and HMX. For the structure below, draw two other significant resonance structures, include any formal charges, and indicate the hybridization on each nitrogen and oxygen.

Accepted Answer

All nitrog...

Question 5

Provide the line-angle formula (skeletal structure) for (CH3CH2)2C=O.

Accepted Answer

Question 6

Provide the products of the following acid-base reaction.
(CH3)3NH+ + HO-→

Accepted Answer

Question 7

Draw a correct Lewis structure for (CH3)2CHCOOH.

Accepted Answer

Question 8

What is the molecular formula for the molecule shown?

Accepted Answer

The answer of What is the molecular formula for the...

Question 9

Write a completed equation for the acid-base pair shown below.
HCO2H + -NH2 →

Accepted Answer

HCO₂H + ^-NH₂ ...

Question 10

Provide the line-angle formula (skeletal structure) for CH2=CHCH2CH2C(CH3)3.

Accepted Answer

Question 11

Which is more acidic, HF or HI? Explain.

Accepted Answer

HI is more acidic. As a conjug...

Question 12

Draw the important resonance forms for the structure shown below.

Accepted Answer

The answer of Draw the important resonance forms for the...

Question 13

Which sequence correctly ranks the following protons in order of increasing pKa value? a value?   A)  3

Accepted Answer

A)   3
B)   2
C)   3
D)   1<3<2E) A) and B)
F) A) and C)

Question 14

The compound phenol is shown below. Provide the structure of the conjugate base of phenol.

Accepted Answer

The answer of The compound phenol is shown below. Provide...

Question 15

For most compounds in which a nitrogen atom bears no formal charge, the valence of this nitrogen atom is ________.

Accepted Answer

3

Question 16

The pH of a 150 mL aqueous solution of 2.13 x 10-3 M HCl is ________.

Accepted Answer

A)   -3.000
B)   3.000
C)   2.672
D)   2.130
E)   none of the aboveF) A) and D)
G) B) and C)

Question 17

Draw a correct Lewis structure for acetaldehyde, CH3CHO.

Accepted Answer

Question 18

Which of the following molecules contains a polar covalent bond?

Accepted Answer

A)   H2
B)   F2
C)   CH3Cl
D)   NaCl
E)   HeF) A) and B)
G) A) and C)

Question 19

Write a completed equation for the acid-base pair shown below.
HCN + NaOH →

Accepted Answer

HCN + NaOH → NaCN + H₂O

Question 20

Provide the line-angle formula for CH3CH2C(CH3)2CH2CHO

Accepted Answer

Exam 1: Introduction and Review

Draw a correct Lewis structure for acetonitrile, CH3CN.

Correct AnswerverifiedShow Answer

Draw a correct Lewis structure for boric acid, B(OH)3.

Correct Answerverified11eab45f_ce66_6054_acdb_fbc1085a3047_TB6198_00 or 11eab45f_ce66_6055_acdb_6fde8f62a997_TB6198_00

Draw the line energy orbital diagram for the outer shell of an uncharge nitrogen atom and describe the location and number of unshared electrons.

Correct Answerverified There are three unshared elec...View AnswerShow Answer

Nitroamines are common functional groups found in energetic materials, such as RDX and HMX. For the structure below, draw two other significant resonance structures, include any formal charges, and indicate the hybridization on each nitrogen and oxygen.

Correct AnswerverifiedAll nitrog...View AnswerShow Answer

Provide the line-angle formula (skeletal structure) for (CH3CH2)2C=O.

Correct AnswerverifiedShow Answer

Provide the products of the following acid-base reaction. (CH3)3NH+ + HO-→

Correct AnswerverifiedShow Answer

Draw a correct Lewis structure for (CH3)2CHCOOH.

Correct AnswerverifiedShow Answer

What is the molecular formula for the molecule shown?

Correct AnswerverifiedShow Answer

Write a completed equation for the acid-base pair shown below. HCO2H + -NH2 →

Correct AnswerverifiedHCO2H + -NH2 ...View AnswerShow Answer

Provide the line-angle formula (skeletal structure) for CH2=CHCH2CH2C(CH3)3.

Correct AnswerverifiedShow Answer

Which is more acidic, HF or HI? Explain.

Correct AnswerverifiedHI is more acidic. As a conjug...View AnswerShow Answer

Draw the important resonance forms for the structure shown below.

Correct AnswerverifiedShow Answer

Which sequence correctly ranks the following protons in order of increasing pKa value?

Correct AnswerverifiedShow Answer

The compound phenol is shown below. Provide the structure of the conjugate base of phenol.

Correct AnswerverifiedShow Answer

For most compounds in which a nitrogen atom bears no formal charge, the valence of this nitrogen atom is ________.

Correct Answerverified3

The pH of a 150 mL aqueous solution of 2.13 x 10-3 M HCl is ________.

Correct AnswerverifiedShow Answer

Draw a correct Lewis structure for acetaldehyde, CH3CHO.

Correct AnswerverifiedShow Answer

Which of the following molecules contains a polar covalent bond?

Correct AnswerverifiedShow Answer

Write a completed equation for the acid-base pair shown below. HCN + NaOH →

Correct AnswerverifiedHCN + NaOH → NaCN + H2O

Provide the line-angle formula for CH3CH2C(CH3)2CH2CHO

Correct AnswerverifiedShow Answer

Draw a correct Lewis structure for acetonitrile, CH₃CN.

Correct Answer
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Draw a correct Lewis structure for boric acid, B(OH)₃.

Correct Answer
verified
11eab45f_ce66_6054_acdb_fbc1085a3047_TB6198_00 or 11eab45f_ce66_6055_acdb_6fde8f62a997_TB6198_00

Correct Answer
verified
There are three unshared elec...
View Answer

Correct Answer
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All nitrog...
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Provide the line-angle formula (skeletal structure) for (CH₃CH₂)₂C=O.

Correct Answer
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Provide the products of the following acid-base reaction. (CH₃)₃NH⁺ + HO^-→

Correct Answer
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Draw a correct Lewis structure for (CH₃)₂CHCOOH.

Correct Answer
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Correct Answer
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Write a completed equation for the acid-base pair shown below. HCO₂H + ^-NH₂ →

Correct Answer
verified
HCO₂H + ^-NH₂ ...
View Answer

Provide the line-angle formula (skeletal structure) for CH₂=CHCH₂CH₂C(CH₃)₃.

Correct Answer
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Correct Answer
verified
HI is more acidic. As a conjug...
View Answer

Correct Answer
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Which sequence correctly ranks the following protons in order of increasing pK_a value?

Correct Answer
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Correct Answer
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Correct Answer
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3

The pH of a 150 mL aqueous solution of 2.13 x 10^-3 M HCl is ________.

Correct Answer
verified

Draw a correct Lewis structure for acetaldehyde, CH₃CHO.

Correct Answer
verified

Correct Answer
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Correct Answer
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HCN + NaOH → NaCN + H₂O

Provide the line-angle formula for CH₃CH₂C(CH₃)₂CH₂CHO

Correct Answer
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