| 36 - 94 Pu 7 244! 9 15 P 15 3 031! 2 47 Ag 11 5 107 | 01 33 As 15 4 075! [268] 35 - - - - 110 Ds 10 7 271! [209], indicates the mass number of the longest-lived isotope of the element |
|---|---|
| Journal of Clinical and Diagnostic Research | 57 5 B 13 2 011! 3 - 97 Bk 7 247! 2 86 Rn 18 6 222! 3 91 Pa 7 231 |
16 18 Ar 18 3 040! 3 - 96 Cm 7 247! Environmentally Sound Technology for Wastewater and Stormwater Management: An International Source Book.
23| 38 93 Np 7 237! The element does not have any stable nuclides, and a value in brackets, e | The isotopic composition of the element can vary in commercial materials, which can cause the atomic weight to deviate significantly from the given value |
|---|---|
| 182 - 64 Gd 6 157 | 93 12 Mg 2 3 024! 58 17 Cl 17 3 035! 647 1 21 Sc 3 4 045! 5 - 92 U 7 238 |
96 51 Sb 15 5 121.
| However, three elements, thorium, protactinium, and uranium, have a characteristic terrestrial isotopic composition, and thus their standard atomic weights are given | 6 55 Cs 1 6 132 |
|---|---|
| 6 42 Mo 6 5 096! New York: Oxford University Press | Bertaux, Jean-Loup; Vandaele, Ann-Carine; Korablev, Oleg; Villard, E |