Atomic radii of the elements (data page) Atomic radii Atomic radii

| number_ | symbol | name_ | empirical_ | Calculated | van_der_Waals | Covalent_single_bond | Covalent_triple_bond |
|---|---|---|---|---|---|---|---|
| 48 | Cd | cadmium | 155 | 161 | 158 | 148 | no data |
| 49 | In | indium | 155 | 156 | 193 | 144 | 146 |
| 50 | Sn | tin | 145 | 145 | 217 | 141 | 132 |
| 51 | Sb | antimony | 145 | 133 | 206 a | 138 | 127 |
| 52 | Te | tellurium | 140 | 123 | 206 | 135 | 121 |
| 53 | I | iodine | 140 | 115 | 198 | 133 | 125 |
| 54 | Xe | xenon | no data | 108 | 216 | 130 | 122 |
| 55 | Cs | caesium | 260 | 298 | 343 a | 225 | no data |
| 56 | Ba | barium | 215 | 253 | 268 a | 198 | 149 |
| 57 | La | lanthanum | 195 | no data | no data | 169 | 139 |
| 58 | Ce | cerium | 185 | no data | no data | no data | 131 |
| 59 | Pr | praseodymium | 185 | 247 | no data | no data | 128 |