
Pearson eText -- Introductory Chemistry -- Instant Access (Pearson+)
6th Edition
ISBN: 9780135214015
Author: Nivaldo Tro
Publisher: PEARSON+
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Textbook Question
Chapter 10, Problem 5SAQ
How many electron dots are in the Lewis structure of NO2?
a. 17
b. 18
c. 19
d. 20
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Decide whether these proposed Lewis structures are reasonable.
proposed Lewis structure
Yes.
Is the proposed Lewis structure reasonable?
Cl-
: 2:
:Z:
:Z:
N—N
: 0:
C C1:
O CO
No, it has the wrong number of valence electrons.
The correct number is: ☐
No, it has the right number of valence electrons but doesn't satisfy the
octet rule.
The symbols of the problem atoms are:* ☐
Yes.
No, it has the wrong number of valence electrons.
The correct number is: ☐
No, it has the right number of valence electrons but doesn't satisfy the
octet rule.
The symbols of the problem atoms are:* |
Yes.
No, it has the wrong number of valence electrons.
The correct number is:
No, it has the right number of valence electrons but doesn't satisfy the
octet rule.
The symbols of the problem atoms are:* |
If two or more atoms of the same element don't satisfy the octet rule, just enter the chemical symbol as many
times as necessary. For example, if two oxygen atoms don't satisfy the octet rule, enter "0,0".
☑
Use the observations about each chemical reaction in the table below to decide the sign (positive or negative) of the reaction enthalpy AH and reaction entropy
AS.
Note: if you have not been given enough information to decide a sign, select the "unknown" option.
reaction
observations
conclusions
ΔΗ is
(pick one)
A
This reaction is faster above 103. °C than
below.
AS is
(pick one)
ΔΗ is
(pick one)
B
This reaction is spontaneous only above
-9. °C.
AS is
(pick one)
ΔΗ is
(pick one)
C
The reverse of this reaction is always
spontaneous.
AS is
(pick one)
18
Ar
Use the observations about each chemical reaction in the table below to decide the sign (positive or negative) of the reaction enthalpy AH and reaction entropy
AS.
Note: if you have not been given enough information to decide a sign, select the "unknown" option.
reaction
observations
conclusions
A
The reverse of this reaction is always
spontaneous but proceeds slower at
temperatures below 41. °C.
ΔΗ is
(pick one)
AS is
(pick one)
ΔΗ is
(pick one)
B
This reaction is spontaneous except above
94. °C.
AS is
(pick one)
This reaction is always spontaneous, but
ΔΗ is
(pick one)
C
proceeds slower at temperatures below
−14. °C.
AS is
(pick one)
Х
00.
18
Ar
무ㅎ
B
1
1
Chapter 10 Solutions
Pearson eText -- Introductory Chemistry -- Instant Access (Pearson+)
Ch. 10 - Q1. Which pair of elements has the most similar...Ch. 10 - What is the Lewis structure for the compound that...Ch. 10 - Prob. 3SAQCh. 10 - Q4. What is the correct Lewis structure for?
a....Ch. 10 - Q5. How many electron dots are in the Lewis...Ch. 10 - Prob. 6SAQCh. 10 - What is the molecular geometry of PBr3 ? a. Bent...Ch. 10 - What is the molecular geometry of N2O ? (Nitrogen...Ch. 10 - Prob. 9SAQCh. 10 - Q10. Which molecular is polar?
a.
b.
c.
d.
Ch. 10 - Prob. 1ECh. 10 - Write the election configuration for Ne and Ar....Ch. 10 - In the Lewis model, what is an octet? What is a...Ch. 10 - 4. What is the different between ionic bonding and...Ch. 10 - Prob. 5ECh. 10 - Prob. 6ECh. 10 - 7. How are double and triple bonds physically...Ch. 10 - What is the procedure for writing a covalent Lewis...Ch. 10 - 9. How do you determine the number of electrons...Ch. 10 - How do you determine the number of electrons that...Ch. 10 - Prob. 11ECh. 10 - What are resonance structures? Why are they...Ch. 10 - Prob. 13ECh. 10 - 14. If all of the election group around a central...Ch. 10 - Prob. 15ECh. 10 - What is the difference between electron geometry...Ch. 10 - Prob. 17ECh. 10 - 18. What is the most electronegative element on...Ch. 10 - Prob. 19ECh. 10 - What is a dipole moment?Ch. 10 - Prob. 21ECh. 10 - Prob. 22ECh. 10 - Write an electron configuration for each element...Ch. 10 - 24. Write an electron configuration for each...Ch. 10 - Write the Lewis structure for each element. a. I...Ch. 10 - Write the Lewis structure for each element. a. Kr...Ch. 10 - Write a generic Lewis structure for the halogens....Ch. 10 - Write a generic Lewis structure for the alkali...Ch. 10 - Prob. 29ECh. 10 - Prob. 30ECh. 10 - Prob. 31ECh. 10 - 32. Write the Lewis structure for each ion.
a.
b....Ch. 10 - Indicate the noble gas that has the same Lewis...Ch. 10 - 34. Indicate the noble gas that has the same Lewis...Ch. 10 - Lewis structure for lonic compounds
35. Is each...Ch. 10 - Is each compound best represented by an ionic or a...Ch. 10 - Write the Lewis structure for each ionic compound....Ch. 10 - Write the Lewis structure for each ionic compound....Ch. 10 - Use the Lewis model to determine the formula for...Ch. 10 - 40. Use the Lewis model to determine the formula...Ch. 10 - Prob. 41ECh. 10 - Prob. 42ECh. 10 - Prob. 43ECh. 10 - Determine what is wrong with each ionic Lewis...Ch. 10 - Use the Lewis model to explain why each element...Ch. 10 - Use the Lewis model to explain why the compound...Ch. 10 - Write the Lewis structure for each molecule. a....Ch. 10 - 48. Write the Lewis structure for each...Ch. 10 - 49. Write the Lewis structure for each...Ch. 10 - 50. Write the Lewis structure for each...Ch. 10 - Write the Lewis structure for each molecule. a....Ch. 10 - Write the Lewis structure for each molecule. a....Ch. 10 - 53. Determine what is wrong with each Lewis...Ch. 10 - 54. Determine what is wrong with each Lewis...Ch. 10 - 55. Write the Lewis structure for each molecule or...Ch. 10 - Write the Lewis structure for each molecule or...Ch. 10 - 57. Write the Lewis structure for each ion....Ch. 10 - Prob. 58ECh. 10 - Write the Lewis structure for each molecule. These...Ch. 10 - Write the Lewis structure for each molecule. These...Ch. 10 - 61. Determine the number of electron groups around...Ch. 10 - 62. Determine the number of electron groups around...Ch. 10 - 63. Determine the number of bonding groups and the...Ch. 10 - Determine the number of bonding groups and the...Ch. 10 - 65. Determine the molecular geometry of each...Ch. 10 - Determine the molecular geometry of each molecule....Ch. 10 - ...Ch. 10 - 66. Determine the molecular geometry of each...Ch. 10 - Determine the electron and molecular geometries of...Ch. 10 - Determine the electron and molecular geometries of...Ch. 10 - 71. Determine the bond angles for each molecule in...Ch. 10 - 72. Determine the bond angles for each molecule in...Ch. 10 - Determine the electron and molecular geometry of...Ch. 10 - Determine the electron and molecular geometries of...Ch. 10 - Determine the molecular geometry of each...Ch. 10 - 76. Determine the molecular geometry of each...Ch. 10 - Refer to Figure10.2 to determine the...Ch. 10 - Refer to figure 10.2 to determine the...Ch. 10 - List these elements in order of decreasing...Ch. 10 - 80. List these elements in order of increasing...Ch. 10 - 81. Refer to figure10.2 to find the...Ch. 10 - Refer to figure 10.2 to find the electronegativity...Ch. 10 - Arrange these diatomic molecules in order of...Ch. 10 - Arrange these diatomic molecules in order of...Ch. 10 - Classify each diatomic molecule as polar or...Ch. 10 - 86. Classify each diatomic molecule as polar or...Ch. 10 - Prob. 87ECh. 10 - Prob. 88ECh. 10 - Classify each molecule as polar nonpolar. a. CS2...Ch. 10 - 90. Classify each molecule as polar or...Ch. 10 - 91. Classify each molecule as polar nonpolar.
a....Ch. 10 - Classify each molecule as polar or nonpolar. a....Ch. 10 - Prob. 93ECh. 10 - Prob. 94ECh. 10 - 95. Determine whether each compound is ionic or...Ch. 10 - Determine whether each compound is ionic or...Ch. 10 - Write the Lewis structure for OCCI2 (carbon is...Ch. 10 - Prob. 98ECh. 10 - Prob. 99ECh. 10 - Prob. 100ECh. 10 - Prob. 101ECh. 10 - 102. Consider the precipitation reaction.
Write...Ch. 10 - Prob. 103ECh. 10 - Prob. 104ECh. 10 - 105. Each compound listed contains both ionic and...Ch. 10 - Prob. 106ECh. 10 - 107. Each molecule listed contains an expanded...Ch. 10 - Prob. 108ECh. 10 - Formic acid is responsible for the sting you feel...Ch. 10 - Diazomethane has the following composition by...Ch. 10 - Free radicals are molecules that contain an odd...Ch. 10 - Prob. 112ECh. 10 - Prob. 113ECh. 10 - Prob. 114ECh. 10 - Prob. 115ECh. 10 - Prob. 116QGWCh. 10 - Draft a list stepbystep instructions for writing a...Ch. 10 - for each of the following molecules:...Ch. 10 - The VSEPR model is useful in predicting bond for...
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