Knight’s Move Relationship, Silver(I)-Thallium(I) similarities, 200
Knight’s Move Relationship, Thallium detour, 201
Knight’s Move Relationship, Tin(IV)-Polonium(IV) similarities, 205
Knight’s Move Relationship, Zinc-Tin(II) similarities, 205
Lanthanoids, 239
Lanthanoids, 4f Elements, 238
Lanthanoids, Cerium as Member of Group 4, 246
Lanthanoids, Cerium(IV) and Zirconium(IV) and Hafnium(V) similarities, 250
Lanthanoids, Dendrogram restructuring, 248
Lanthanoids, Element Properties, 240
Lanthanoids, Europium(II) and Strontium and Calcium similarities, 250
Lanthanoids, Ion Charges, 242
Lanthanoids, Lanthanoid Contraction, 242
Lanthanoids, Other Oxidation States, 244
Lanthanoids, Post-Lanthanoid Effect, 243
Lanthanoids, Resemblance of Scandium, 237
Lanthanoids, Resemblance of Yttrium, 236
Lanthanoids, Restructuring, 245
Lanthanoids, Stacked arrangement, 246
Main Group Elements, 124
Main Group Elements, 4th Period Anomaly, 129
Main Group Elements, 4th Period Anomaly Revisited, 184
Main Group Elements, d-Block Contraction, 128
Main Group Elements, group Trends, 130
Main Group Elements, Highest Oxidation-State Oxides, 143
Main Group Elements, Historical Background, 125
Main Group Elements, Organometallic Compounds, 127
Main Group Elements, Periodic Trends, 142
Main Group Elements, Uniqueness Principle, 126
Metalloids, 87
Metals, 91
Metals, Chemically Weak, 89
Metals, Noble, 96
Metals, Rare Earth, 98
Metals, Refractory, 96
Metals, Supermetals, 92
Noble gases, see Aerogens, 93
Nonmetals, 86
Oxidation Number, see Oxidation State, 31
Oxidation State, 31
Oxidation State, Abegg’s Rule, 33
Pentels, see Pnictogens, 94
Platinide Ion, 46
Pnictogens, 94, 137
Pnictogens, Arsenic, 137
Pnictogens, Tetrahedral Ions, 137
Post-Actinoids, 267
Post-Actinoids, 6d Elements, 268
Post-Actinoids, 7p Elements, 269
Post-Actinoids, Possibility of 8th Period, 269
Pseudo-Elements, 277
Pseudo-Elements, Ammonium as a Species, 279
Pseudo-Elements, Ammonium Ion as Pseudo-Alkali Metal Ion, 277
Pseudo-Elements, Boron-Nitrogen Analogs of Carbon Compounds, 284
Pseudo-Elements, Combo Elements, 283
Pseudo-Elements, Cyanide as Pseudo-Halide Ion, 281
Pseudo-Elements, Other Cations as Pseudo-Alkali Metal Ions, 279
Pseudo-Elements, Pseudo-Halogens, 280
Pseudo-Elements, Superatoms, 286
Pseudo-Elements, Synthetic Metals, 287
Pseudo-Elements, Tetracarbonylcobaltate(-I) Ion as Pseudo-Halide Ion, 282
Relativistic Effects on Atomic Properties, 46
Semimetal, see metalloid, 87
Tetrels, 94, 135
Tetrels, Graphite, 135
Tetrels, Pseudo-cubanes, 136
Transition Metal, Definition, 152
Transition Metal, Group 3 Exclusion, 152
Transition Metal, Group 12 Exclusion, 153
Transition Metals, 3d Period Patterns, 158
Transition Metals, Categorization, 158
Transition Metals, Early 4d-5d Elements, 162
Transition Metals, Group 11, 165
Transition Metals, Habashi’s Categorizations, 156
Transition Metals, Heavy, 95
Transition Metals, Honorary Transition Metals Exclusion, 153
Transition Metals, Hybrid Combination, 168
Transition Metals, Manganese, 162
Transition Metals, Other Categorizations, 157
Transition Metals, Platinum Metals, 164
Transition Metals, Previous Classifications, 154
Transition Metals, Schweitzer and Pesterfield’s Categorizations, 157
Transition Metals, Titanium, 161
Triels, 94, 134
Triels, Boron, 134
