1 Essential Ideas 2 Atoms, Molecules, And Ions 3 Composition Of Substances And Solutions 4 Stoichiometry Of Chemical Reactions 5 Thermochemistry 6 Electronic Structure And Periodic Properties Of Elements 7 Chemical Bonding And Molecular Geometry 8 Advanced Theories Of Covalent Bonding 9 Gases 10 Liquids And Solids 11 Solutions And Colloids 12 Kinetics 13 Fundamental Equilibrium Concepts 14 Acid-base Equilibria 15 Equilibria Of Other Reaction Classes 16 Thermodynamics 17 Electrochemistry 18 Representative Metals, Metalloids, And Nonmetals 19 Transition Metals And Coordination Chemistry 20 Organic Chemistry 21 Nuclear Chemistry expand_more
Chapter Questions expand_more
Problem 1E: Explain how and bonds are similar and how they are different. Problem 2E: Draw a curve that describes the energy of a system with H and Cl atoms at varying distances. Then,... Problem 3E: Explain why bonds occur at specific average bond distances instead of the atoms approaching each... Problem 4E: Use valence bond theory to explain the bonding in F2, HF, and CIBr. Sketch the overlap of the atomic... Problem 5E: Use valence bond theory to explain the bonding in O2. Sketch the overlap of the atomic orbitals... Problem 6E: How many and bonds are present in the molecule HCN? Problem 7E: A friend tells you N2 has three bonds due to overlap of the three p -orbitals on each N atom. Do... Problem 8E: Draw the Lewis structures for CO2 and CO, and predict the number of o and bonds for each molecule.... Problem 9E: Why is the concept of hybridization required in valence bond theory? Problem 10E: Give the shape that describes each hybrid orbital set: (a) sp2 (b) sp3d (c) sp (d) sp3d2 Problem 11E: Explain why a carbon atom cannot form five bonds using sp3d hybrid orbitals. Problem 12E: What is the hybridization of the central atom in each of the following? (a) BeH2 (b) SF6 (c) PO43... Problem 13E: A molecule with the formula AB3 could have one of four different shapes. Give the shape and the... Problem 14E: Methionine, CH3SCH2CH2CH(NH2)CO2H, is an amino acid found in proteins. The Lewis structure of this... Problem 15E: Sulfuric acid is manufactured by a series of reactions represented by the following equations:... Problem 16E: Two important industrial chemicals, ethene, C2H4, and propene, C3H6, are produced by the steam (or... Problem 17E: For many years after they were discovered, it was believed that the noble gases could not form... Problem 18E: Consider nitrous acid, HNO2 (HONO). (a) Write a Lewis structure. (b) What are the electron pair and... Problem 19E: Strike-anywhere matches contain a layer of KClO3 and a layer of P4S3. The heat produced by the... Problem 20E: Identify the hybridization of each carbon atom in the following molecule. (The arrangement of atoms... Problem 21E: Write Lewis structures for NF3 and PP5. On the basis of hybrid orbitals, explain the fact that NF3,... Problem 22E: In addition to NF3, two other fluoro derivatives of nitrogen are known: N2F4 and N2F2. What shapes... Problem 23E: The bond energy of a C—C single bond averages 347 kJ mol-1; that of a CC triple bond averages 839 kJ... Problem 24E: For the carbonate ion, CO32, draw all of the resonance structures. Identify which orbitals overlap... Problem 25E: A useful solvent that will dissolve salts as well as organic compounds is the compound acetonitrile,... Problem 26E: For the molecule allene, H2C=C=CH2, give the hybridization of each carbon atom. Will the hydrogen... Problem 27E: Identify the hybridization of the central atom in each of the following molecules and ions that... Problem 28E: Describe the molecular geometry and hybridization of the N, P, or S atoms in each of the following... Problem 29E: For each of the following molecules, indicate the hybridization requested and whether or not the... Problem 30E: For each of the following structures, determine the hybridization requested and whether the... Problem 31E: Draw the orbital diagram for carbon in CO2 showing how many carbon atom electrons are in each... Problem 32E: Sketch the distribution of electron density in the bonding and antibonding molecular orbitals formed... Problem 33E: How are the following similar, and how do they differ? (a) molecular orbitals and molecular... Problem 34E: If molecular orbitals are created by combining five atomic orbitals from atom A and five atomic... Problem 35E: Can a molecule with an odd number of electrons ever be diamagnetic? Explain why or why not. Problem 36E: Can a molecule with an even number of electrons ever be paramagnetic? Explain why or why not. Problem 37E: Why are bonding molecular orbitals lower in energy than the parent atomic orbitals? Problem 38E: Calculate the bond order for an ion with this configuration: ( 2s)2(* 2s)2( 2px)2( 2px, 2pz)4( *... Problem 39E: Explain why an electron in the bonding molecular orbital in the H2 molecule has a lower energy than... Problem 40E: Predict the valence electron molecular orbital configurations for the following, and state whether... Problem 41E: Determine the bond order of each member of the following groups, and determine which member of each... Problem 42E: For the first ionization energy for an N2 molecule, what molecular orbital is the electron removed... Problem 43E: Compare the atomic and molecular orbital diagrams to identify the member of each of the following... Problem 44E: Which of the period 2 homonuclear diatomic molecules are predicted to be paramagnetic? Problem 45E: A friend tells you that the 2s orbital for fluorine starts off at a much lower energy than the 2s... Problem 46E: True or false: Boron contains 2s22p1 valence electrons, so only one p orbital is needed to form... Problem 47E: What charge would be needed on F2 to generate an ion with a bond order of 2? Problem 48E: Predict whether the MO diagram S2 would show s-p mixing or not. Problem 49E: Explain why N22+ is diamagnetic, while O24+, which has the same number of valence electrons, is... Problem 50E: Using the MO diagrams, predict the bond order for the stronger bond In each pair: (a) B2orB2+ (b)... format_list_bulleted
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