1 Chemistry: The Science Of Change 2 Atoms And The Periodic Table 3 Quantum Theory And The Electronic Structure Of Atoms 4 Periodic Trends Of Elements 5 Ionic And Covalent Compounds 6 Representing Molecules 7 Molecular Geometry, Intermolecular Forces, And Bonding Theories 8 Chemical Reactions 9 Chemical Reactions In Aqueous Solutions 10 Energy Changes In Chemical Reactions 11 Gases 12 Liquids And Solids 13 Physical Properties Of Solutions 14 Entropy And Free Energy 15 Chemical Equilibrium 16 Acids, Bases, And Salts 17 Acid-base Equilibria And Solubility Equilibria 18 Electrochemistry 19 Chemical Kinetics 20 Nuclear Chemistry 21 Metallurgy And The Chemistry Of Metals 22 Coordination Chemistry 23 Organic Chemistry 24 Modern Materials expand_more
4.1 Development Of The Periodic Table 4.2 The Modern Periodic Table 4.3 Effective Nuclear Charge 4.4 Periodic Trends In Properties Of Elements 4.5 Electron Configuration Of Ions 4.6 Ionic Radius Chapter Questions expand_more
Problem 4.1QP: Briefly describe the significance of Mendeleevs periodic table. Problem 4.2QP: What is Moseleys contribution to the modem periodic table? Problem 4.3QP: Describe the general layout of a modern periodic table. Problem 4.4QP: What is the most important relationship among elements in the same group in the periodic table? Problem 4.5QP Problem 4.6QP Problem 4.7QP Problem 4.8QP Problem 4.9QP: Without referring to a periodic table, write the name and give the symbol for one element in each of... Problem 4.10QP Problem 4.11QP Problem 4.12QP Problem 4.13QP: For centuries, arsenic has been the poison of choice for murders and murder mysteries alike. Based... Problem 4.14QP: In the periodic table, the element hydrogen is sometimes grouped with the alkali metals and... Problem 4.15QP: An atom of a certain clement has 16 electrons. Consulting only the periodic table, identify the... Problem 4.16QP Problem 4.17QP Problem 4.18QP Problem 4.19QP Problem 4.20QP: For each of the following ground-state electron configurations, determine the corresponding group... Problem 4.21QP: Determine what element is designated by each of the following: (a) fifth period. ns2(n 1 )d10np2:... Problem 4.22QP Problem 4.23QP: Explain why there is a greater increase in effective nuclear charge from left to right across a... Problem 4.24QP: The election configuration of B is1s22s22p1. (a) If each core electron (i.e.. the 1s electrons) were... Problem 4.25QP: The election configuration of C is1s22s22p1. (a) If each core electron (i.e.. the 1s electrons) were... Problem 4.26QP Problem 4.27QP Problem 4.28QP: Equation 4.2 is used to calculate the force between charged particles. Explain the significance of... Problem 4.29QP: Use the second period of the periodic table as an example to show that the size of atoms decreases... Problem 4.30QP Problem 4.31QP Problem 4.32QP Problem 4.33QP Problem 4.34QP Problem 4.35QP Problem 4.36QP Problem 4.37QP Problem 4.38QP Problem 4.39QP Problem 4.40QP: Consider two ions with opposite charges separated by a distance d. What effect does each of the... Problem 4.41QP Problem 4.42QP Problem 4.43QP Problem 4.44QP: On the basis of their positions in the periodic table, select the atom with the larger atomic radius... Problem 4.45QP Problem 4.46QP Problem 4.47QP Problem 4.48QP Problem 4.49QP Problem 4.50QP Problem 4.51QP Problem 4.52QP Problem 4.53QP: In general, the first ionization energy increases from left to right across a given period.... Problem 4.54QP Problem 4.55QP Problem 4.56QP Problem 4.57QP Problem 4.58QP Problem 4.59QP: Specify which of the following elements you would expect to have the greatest electron affinity: He.... Problem 4.60QP: Considering their electron affinities, do you think it is possible for the alkali metals to form an... Problem 4.61QP Problem 4.62QP Problem 4.63QP Problem 4.64QP Problem 4.65QP Problem 4.66QP Problem 4.67QP Problem 4.68QP Problem 4.69QP Problem 4.70QP: Write the ground-state electron configurations of the following ions, which play important roles in... Problem 4.71QP: Write the ground-state electron configurations of the following ions, which play important roles in... Problem 4.72QP Problem 4.73QP Problem 4.74QP: Identify the ions, each with a net charge of +1, that have the following electron configurations:... Problem 4.75QP Problem 4.76QP Problem 4.77QP: Group the species that are isoelectronic: Be2+, F, Fe2+, N2, He, S2 , Co3+, Ar. Problem 4.78QP: For each pair of ions, determine which will have the greater number of unpaired electrons: (a) Fe2+,... Problem 4.79QP: Rank the following ions in order of increasing number of unpaired electrons: Tr3+, Fe2+, V3+, Cu+,... Problem 4.80QP Problem 4.81QP Problem 4.82QP Problem 4.83QP: A metal ion with a net +3 charge has five electrons in the 3d subshell. Identify the metal. Problem 4.84QP: Identify the atomic ground-state electron configurations that do not exist. For those that do exist,... Problem 4.85QP: Each of the following ground-state electron configurations represents one or more of the transition... Problem 4.86QP Problem 4.87QP Problem 4.88QP Problem 4.89QP: Indicate which one of the two species in each of the following pairs is smaller: (a) Cl or Cl; (b)... Problem 4.90QP Problem 4.91QP Problem 4.92QP Problem 4.93QP Problem 4.94QP Problem 4.95QP Problem 4.96QP Problem 4.97QP Problem 4.98QP Problem 4.99QP Problem 4.100QP Problem 4.101QP: Arrange the following species in isoelectronic pairs: O+, Ar, S2, Ne, Zn, Cs+, N3, As3+, N, Xe. Problem 4.102QP Problem 4.103QP Problem 4.104QP Problem 4.105QP Problem 4.106QP Problem 4.107QP Problem 4.108QP Problem 4.109QP: Contrary to the generalized trend that atomic radius increases down a group, the atomic radius of Zr... Problem 4.110QP Problem 4.111QP Problem 4.112QP Problem 4.113QP Problem 4.114QP Problem 4.115QP Problem 4.116QP Problem 4.117QP Problem 4.118QP Problem 4.119QP Problem 4.120QP: The energy needed for the following process is 1.96 104 kJ/mol: Li(g)Li3+(g)+3e If the first... Problem 4.121QP: Using your knowledge of the periodic trends with size, identify these spheres based on their... Problem 4.122QP Problem 4.123QP Problem 4.124QP Problem 4.125QP: Explain, in terms of their electron configurations, why Fe2+ is more easily converted to Fe3 than... Problem 4.126QP Problem 4.127QP Problem 4.128QP: This graph charts the first six ionization energies of an unknown gaseous atom. (a) If this element... Problem 4.129QP Problem 4.130QP Problem 4.131QP Problem 4.132QP Problem 4.133QP: Predict the atomic number and ground-state electron configuration of the next member of the alkali... Problem 4.134QP Problem 4.135QP Problem 4.136QP Problem 4.137QP: The first six ionizations of a gaseous atom can be achieved with light of the following wavelengths,... Problem 4.138QP Problem 4.139QP Problem 4.1KSP Problem 4.2KSP Problem 4.3KSP Problem 4.4KSP format_list_bulleted