Introduction to Health Physics: Fourth Edition - Ruang Baca FMIPA UB

TABLE 3-1. Electronic Structure of the Elements (Continued )
ATOMIC AND NUCLEAR STRUCTURE 71
K L M N O P Q
ATOMIC SHELL SHELL SHELL SHELL SHELL SHELL SHELL
PERIOD SYMBOL ELEMENT NO. 1 2 3 4 5 6 7
I Iodine 53 2 8 18 18 7
6 Xe Xenon 54 2 8 18 18 8
Cs Cesium 55 2 8 18 18 8 1
Ba Barium 56 2 8 18 18 8 2
La Lanthanum 57 2 8 18 18 9 2
Ce Cerium 58 2 8 18 19 9 2
Pr Praseodymium 59 2 8 18 20 9 2
Nd Neodymium 60 2 8 18 22 8 2
Pm Promethium 61 2 8 18 23 8 2
Sm Samarium 62 2 8 18 24 8 2
Eu Europium 63 2 8 18 25 8 2
Gd Gadolinium 64 2 8 18 25 9 2
Tb Terbium 65 2 8 18 26 9 2
Dy Dysprosium 66 2 8 18 28 8 2
Ho Holmium 67 2 8 18 29 8 2
Er Erbium 68 2 8 18 30 8 2
Tm Thulium 69 2 8 18 31 8 2
Yb Ytterbium 70 2 8 18 32 8 2
Lu Lutetium 71 2 8 18 32 9 2
Hf Hafnium 72 2 8 18 32 10 2
Ta Tantalum 73 2 8 18 32 11 2
W Tungsten 74 2 8 18 32 12 2
Re Rhenium 75 2 8 18 32 13 2
Os Osmium 76 2 8 18 32 14 2
Ir Iridium 77 2 8 18 32 15 2
Pt Platinum 78 2 8 18 32 17 1
Au Gold 79 2 8 18 32 18 1
Hg Mercury 80 2 8 18 32 18 2
Tl Thallium 81 2 8 18 32 18 3
Pb Lead 82 2 8 18 32 18 4
Bi Bismuth 83 2 8 18 32 18 5
Po Polonium 84 2 8 18 32 18 6
At Astatine 85 2 8 18 32 18 7
7 Rn Radon 86 2 8 18 32 18 8
Fr Francium 87 2 8 18 32 18 8 1
Ra Radium 88 2 8 18 32 18 8 2
Ac Actinium 89 2 8 18 32 18 9 2
Th Thorium 90 2 8 18 32 19 9 2
Pa Protactinium 91 2 8 18 32 20 9 2
U Uranium 92 2 8 18 32 21 9 2
Np Neptunium 93 2 8 18 32 22 9 2
Pu Plutonium 94 2 8 18 32 24 8 2
Am Americium 95 2 8 18 32 25 8 2
Cm Curium 96 2 8 18 32 25 9 2
Bk Berkelium 97 2 8 18 32 27 8 2
Cf Californium 98 2 8 18 32 28 8 2
Es Einsteinium 99 2 8 18 32 29 8 2
Fm Fermium 100 2 8 18 32 30 8 2
Md Mendelevium 101 2 8 18 32 31 8 2
No Nobelium 102 2 8 18 32 32 8 2
Lr Lawrencium 103 2 8 18 32 32 9 2
Rf Rutherfordium 104 2 8 18 32 32 10 2