1 Matter, Measurement, And Problem Solving 2 Atoms And Elements 3 Molecules, Compounds, And Chemical Equations 4 Chemical Quantities And Aqueous Reactions 5 Gases 6 Thermochemistry 7 The Quantum-Mechanical Model Of The Atom 8 Periodic Properties Of The Elements 9 Chemical Bonding I: The Lewis Model 10 Chemical Bonding II: Molecular Shapes, Valence Bond Theory, And Molecular Orbital Theory 11 Liquids, Solids, And Intermolecular Forces 12 Solids And Modern Materials 13 Solutions 14 Chemical Kinetics 15 Chemical Equilibrium 16 Acids And Bases 17 Aqueous Ionic Equilibrium 18 Free Energy And Thermodynamics 19 Electrochemistry 20 Radioactivity And Nuclear Chemistry 21 Organic Chemistry 22 Biochemistry 23 Chemistry Of The Nonmentals 24 Metals And Metallurgy 25 Transition Metals And Coordination Compounds expand_more
Chapter Questions expand_more
Problem 1SAQ Problem 2SAQ Problem 3SAQ Problem 4SAQ Problem 5SAQ Problem 6SAQ Problem 7SAQ Problem 8SAQ Problem 9SAQ Problem 10SAQ: Q10. Apply molecular orbital theory to predict which species has the strongest bond.
a) N2
b) N2–
c)... Problem 11SAQ: Q11. Apply molecular orbital theory to determine which molecule is diamagnetic.
a) CO
b) B2
c) O2
d)... Problem 12SAQ: Q12. Which hybridization scheme occurs about nitrogen when nitrogen forms a double bond?
a) sp
b)... Problem 13SAQ: Q13. Which molecular geometry results when a central atom has five total electron groups, with three... Problem 14SAQ Problem 15SAQ Problem 1E: 1. Why is molecular geometry important? Cite some examples.
Problem 2E: 2. According to VSEPR theory, what determines the geometry of a molecule?
Problem 3E: 3. Name and sketch the five basic electron geometries, and state the number of electron groups... Problem 4E: 4. Explain the difference between electron geometry and molecular geometry. Under what circumstances... Problem 5E: 5. Give the correct electron and molecular geometries that correspond to each set of electron groups... Problem 6E: 6. How do you apply VSEPR theory to predict the shape of a molecule with more than one interior... Problem 7E Problem 8E Problem 9E: 9. In valence bond theory, what determines the geometry of a molecule?
Problem 10E: 10. In valence bond theory, the interaction energy between the electrons and nucleus of one atom... Problem 11E Problem 12E Problem 13E: 13. How is the number of hybrid orbitals related to the number of standard atomic orbitals that are... Problem 14E Problem 15E Problem 16E: 16. Name the hybridization scheme that corresponds to each electron geometry.
a. linear
b. trigonal... Problem 17E Problem 18E Problem 19E: 19. What is a bonding molecular orbital?
Problem 20E: 20. What is an antibonding molecular orbital?
Problem 21E: 21. What is the role of wave interference in determining whether a molecular orbital is bonding or... Problem 22E Problem 23E: 23. How is the number of molecular orbitals approximated by a linear combination of atomic orbitals... Problem 24E: 24. Sketch each molecular orbital.
a. σ2s
b.
c. σ2p
d.
e. π2p
f.
Problem 25E Problem 26E Problem 27E Problem 28E Problem 29E Problem 30E: 30. Write a short paragraph describing chemical bonding according to the Lewis model, valence bond... Problem 31E: 31. A molecule with the formula AB3 has a trigonal pyramidal geometry. How many electron groups are... Problem 32E: 32. A molecule with the formula AB3 has a trigonal planar geometry. How many electron groups are on... Problem 33E: 33. For each molecular geometry, list the number of total electron groups, the number of bonding... Problem 34E Problem 35E: 35. Determine the electron geometry, molecular geometry, and idealized bond angles for each... Problem 36E: 36. Determine the electron geometry, molecular geometry, and idealized bond angles for each... Problem 37E: 37. Which species has the smaller bond angle, H3O + or H2O? Explain.
Problem 38E Problem 39E: 39. Determine the molecular geometry and sketch each molecule or ion using the bond conventions... Problem 40E Problem 41E Problem 42E Problem 43E: 43. Each ball-and-stick model shows the electron and molecular geometry of a generic molecule.... Problem 44E: 44. Each ball-and-stick model shows the electron and molecular geometry of a generic molecule.... Problem 45E: 45. Determine the geometry about each interior atom in each molecule and sketch the molecule.... Problem 46E Problem 47E Problem 48E Problem 49E Problem 50E Problem 51E: 51. Determine whether each molecule is polar or nonpolar.
a. SCl2
b. SCl4
c. BrCl5
Problem 52E Problem 53E: 53. The valence electron configurations of several atoms are shown here. How many bonds can each... Problem 54E: 54. The valence electron configurations of several atoms are shown here. How many bonds can each... Problem 55E: 55. Write orbital diagrams (boxes with arrows in them) to represent the electron... Problem 56E Problem 57E: 57. Write orbital diagrams (boxes with arrows in them) to represent the electron configuration of... Problem 58E Problem 59E: 59. Which hybridization scheme allows the formation of at least one π bond?
sp3, sp2, sp3d2
Problem 60E Problem 61E Problem 62E: 62. Write a hybridization and bonding scheme for each molecule. Sketch the molecule, including... Problem 63E Problem 64E: 64. Write a hybridization and bonding scheme for each molecule or ion. Sketch the structure,... Problem 65E: 65. Write a hybridization and bonding scheme for each molecule that contains more than one interior... Problem 66E Problem 67E: 67. Consider the structure of the amino acid alanine. Indicate the hybridization about each interior... Problem 68E: 68. Consider the structure of the amino acid aspartic acid. Indicate the hybridization about each... Problem 69E: 69. Sketch the bonding molecular orbital that results from the linear combination of two 1s... Problem 70E Problem 71E: 71. Draw an MO energy diagram and predict the bond order of Be2+ and Be2–. Do you expect these... Problem 72E Problem 73E Problem 74E Problem 75E Problem 76E: 76. Using the molecular orbital energy ordering for second-row homonuclear diatomic molecules in... Problem 77E: 77. Use molecular orbital theory to predict if each molecule or ion exists in a relatively stable... Problem 78E: 78. Use molecular orbital theory to predict if each molecule or ion exists in a relatively stable... Problem 79E Problem 80E Problem 81E: 81. Draw an MO energy diagram for CO. (Use the energy ordering of O2.) Predict the bond order and... Problem 82E Problem 83E: 83. For each compound, draw the Lewis structure, determine the geometry using VSEPR theory,... Problem 84E: 84. For each compound, draw the Lewis structure, determine the geometry using VSEPR theory,... Problem 85E: 85. Amino acids are biological compounds that link together to form proteins, the workhorse... Problem 86E: 86. The genetic code is based on four different bases with the structures shown here. Assign a... Problem 87E: 87. The structure of caffeine, present in coffee and many soft drinks, is shown here. How many pi... Problem 88E: 88. The structure of acetylsalicylic acid (aspirin) is shown here. How many pi bonds are present in... Problem 89E: 89. Most vitamins can be classified as either fat soluble, which results in their tendency to... Problem 90E: 90. Water does not easily remove grease from dishes or hands because grease is nonpolar and water is... Problem 91E Problem 92E Problem 93E: 93. Bromine can form compounds or ions with any number of fluorine atoms from one to five. Write the... Problem 94E: 94. The compound C3H4 has two double bonds. Describe its bonding and geometry, using a valence bond... Problem 95E Problem 96E Problem 97E Problem 98E: 98. Indicate which orbitals overlap to form the s bonds in each molecule.
a. BeBr2
b. HgCl2
c. ICN
Problem 99E: 99. In VSEPR theory, which uses the Lewis model to determine molecular geometry, the trend of... Problem 100E: 100. The results of a molecular orbital calculation for H2O are shown here. Examine each of the... Problem 101E: 101. The results of a molecular orbital calculation for NH3 are shown here. Examine each of the... Problem 102E Problem 103E Problem 104E Problem 105E Problem 106E: 106. Neither the VSEPR model nor the hybridization model is able to account for the experimental... Problem 107E: 107. Draw the Lewis structure for acetamide (CH3CONH2), an organic compound, and determine the... Problem 108E Problem 109E: 109. Which statement best captures the fundamental idea behind VSEPR theory? Explain what is wrong... Problem 110E: 110. Suppose that a molecule has four bonding groups and one lone pair on the central atom. Suppose... Problem 111E: 111. How does each of the three major bonding theories (the Lewis model, valence bond theory, and... Problem 112E Problem 113QGW Problem 114QGW Problem 115QGW Problem 116QGW Problem 117QGW Problem 118DIA format_list_bulleted