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| Actinium, 89 | Cesium, 55 | Gold, 79 | Mendelevium, 101 | Promethium, 61 | Tantalum, 73 |
| Aluminum, 13 | Chlorine, 17 | Hafnium, 72 | Mercury, 80 | Protactinium, 91 | Technetium, 43 |
| Americium, 95 | Chromium, 24 | Hassium, 108 | Molybdenum, 42 | Radium, 88 | Tellurium, 52 |
| Antimony, 51 | Cobalt, 27 | Helium, 2 | Neodymium, 60 | Radon, 86 | Terbium, 65 |
| Argon, 18 | Copernicium, 112 | Holmium, 67 | Neon, 10 | Rhenium, 75 | Thallium, 81 |
| Arsenic, 33 | Copper, 29 | Hydrogen, 1 | Neptunium, 93 | Rhodium, 45 | Thorium, 90 |
| Astatine, 85 | Curium, 96 | Indium, 49 | Nickel, 28 | Roentgenium, 111 | Thulium, 69 |
| Barium, 56 | Darmstadtium, 110 | Iodine, 53 | Niobium, 41 | Rubidium, 37 | Tin, 50 |
| Berkelium, 97 | Dubnium, 105 | Iridium, 77 | Nitrogen, 7 | Ruthenium, 44 | Titanium, 22 |
| Beryllium, 4 | Dysprosium, 66 | Iron, 26 | Nobelium, 102 | Rutherfordium, 104 | Tungsten, 74 |
| Bismuth, 83 | Einsteinium, 99 | Krypton, 36 | Osmium, 76 | Samarium, 62 | Uranium, 92 |
| Bohrium, 107 | Erbium, 68 | Lanthanum, 57 | Oxygen, 8 | Scandium, 21 | Vanadium, 23 |
| Boron, 5 | Europium, 63 | Lawrencium, 103 | Palladium, 46 | Seaborgium, 106 | Xenon, 54 |
| Bromine, 35 | Fermium, 100 | Lead, 82 | Phosphorus, 15 | Selenium, 34 | Ytterbium, 70 |
| Cadmium, 48 | Fluorine, 9 | Lithium, 3 | Platinum, 78 | Silicon, 14 | Yttrium, 39 |
| Calcium, 20 | Francium, 87 | Lutetium, 71 | Plutonium, 94 | Silver, 47 | Zinc, 30 |
| Californium, 98 | Gadolinium, 64 | Magnesium, 12 | Polonium, 84 | Sodium, 11 | Zirconium, 40 |
| Carbon, 6 | Gallium, 31 | Manganese, 25 | Potassium, 19 | Strontium, 38 | |
| Cerium, 58 | Germanium, 32 | Meitnerium, 109 | Praseodymium, 59 | Sulfur, 16 |
