322
Atomic Number | Element | Symbol | Number Of Isotopes |
1 | Hydrogen | H | 3 |
2 | Helium | He | 5 |
3 | Lithium | Li | 5 |
4 | Beryllium | Be | 6 |
5 | Boron | B | 6 |
6 | Carbon | C | 7 |
7 | Nitrogen | N | 8 |
8 | Oxygen | O | 8 |
9 | Fluorine | F | 6 |
10 | Neon | Ne | 8 |
11 | Sodium | Na | 7 |
12 | Magnesium | Mg | 8 |
13 | Aluminum | Al | 8 |
14 | Silicon | Si | 8 |
15 | Phosphorus | P | 7 |
16 | Sulfur | S | 10 |
17 | Chlorine | Cl | 11 |
18 | Argon | Ar | 8 |
19 | Potassium | K | 10 |
20 | Calcium | Ca | 14 |
21 | Scandium | Sc | 15 |
22 | Titanium | Ti | 9 |
23 | Vanadium | V | 9 |
24 | Chromium | Cr | 9 |
25 | Manganese | Mn | 11 |
26 | Iron | Fe | 10 |
27 | Cobalt | Co | 14 |
28 | Nickel | Ni | 11 |
29 | Copper | Cu | 11 |
30 | Zinc | Zn | 15 |
31 | Gallium | Ga | 14 |
32 | Germanium | Ge | 17 |
33 | Arsenic | As | 14 |
34 | Selenium | Se | 20 |
35 | Bromine | Br | 19 |
36 | Krypton | Kr | 23 |
37 | Rubidium | Rb | 20 |
38 | Strontium | Sr | 18 |
39 | Yttrium | Y | 21 |
40 | Zirconium | Zr | 20 |
41 | Niobium | Nb | 24 |
42 | Molybdenum | Mo | 20 |
43 | Technetium | Tc | 23 |
44 | Ruthenium | Ru | 16 |
45 | Rhodium | Rh | 20 |
46 | Palladium | Pd | 21 |
47 | Silver | Ag | 27 |
48 | Cadmium | Cd | 22 |
49 | Indium | In | 34 |
50 | Tin | Sn | 28 |
51 | Antimony | Sb | 29 |
52 | Tellurium | Te | 29 |
53 | Iodine | I | 24 |
54 | Xenon | Xe | 31 |
55 | Cesium | Cs | 22 |
56 | Barium | Ba | 25 |
57 | Lanthanum | La | 19 |
58 | Cerium | Ce | 19 |
59 | Praseodymium | Pr | 15 |
60 | Neodymium | Nd | 16 |
61 | Promethium | Pm | 14 |
62 | Samarium | Sm | 17 |
63 | Europium | Eu | 21 |
64 | Gadolinium | Gd | 17 |
65 | Terbium | Tb | 24 |
66 | Dysprosium | Dy | 21 |
67 | Holmium | Ho | 29 |
68 | Erbium | Er | 16 |
69 | Thulium | Tm | 18 |
70 | Ytterbium | Yb | 16 |
71 | Lutetium | Lu | 22 |
72 | Hafnium | Hf | 17 |
73 | Tantalum | Ta | 19 |
74 | Wolfram | W | 22 |
75 | Rhenium | Re | 21 |
76 | Osmium | Os | 19 |
77 | Iridium | Ir | 25 |
78 | Platinum | Pt | 32 |
79 | Gold | Au | 21 |
80 | Mercury | Hg | 26 |
81 | Thallium | Tl | 28 |
82 | Lead | Pb | 29 |
83 | Bismuth | Bi | 19 |
84 | Polonium | Po | 34 |
85 | Astatine | At | 21 |
86 | Radon | Rn | 20 |
87 | Francium | Fr | 21 |
88 | Radium | Ra | 15 |
89 | Actinium | Ac | 11 |
90 | Thorium | Th | 12 |
91 | Protactinium | Pa | 14 |
92 | Uranium | U | 15 |
93 | Neptunium | Np | 153 |
94 | Plutonium | Pu | 163 |
95 | Americium | Am | 133 |
96 | Curium | Cm | 133 |
97 | Berkelium | Bk | 83 |
98 | Californium | Cf | 123 |
99 | Einsteinium | Es | 123 |
100 | Fermium | Fm | 103 |
101 | Mendelevium | Md | 33 |
102 | Nobelium | No | 73 |
103 | Lawrencium | Lr | 203 |