Atomic # Z |
Symbol IUPAC |
Name IUPAC |
At Mass amu |
Oxidation States most common |
Melting Pt °C |
Boiling Pt °C |
Density g/cm3 |
Electroneg Pauling # |
Ht Cap J/g °C |
Ht Fus kJ/mol |
Ht Vap kJ/mol |
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   |    |    |    |    |    |    |    |    |    |    |    |    |    |    |    |    |    |    |    |    |    |    |    |
96 | Cm | Curium | 247 | +3 | 1340 | n/a | n/a | n/a | n/a | n/a | n/a | ||||||||||||
97 | Bk | Berkelium | 247 | +3, +4 | n/a | n/a | n/a | n/a | n/a | n/a | n/a | ||||||||||||
98 | Cf | Californium | 252 | +3 | n/a | n/a | n/a | n/a | n/a | n/a | n/a | ||||||||||||
99 | Es | Einsteintium | 252 | +3 | n/a | n/a | n/a | n/a | n/a | n/a | n/a | ||||||||||||
100 | Fm | Fermium | 257 | +3 | n/a | n/a | n/a | n/a | n/a | n/a | n/a | ||||||||||||
101 | Md | Mendelevium | 258 | +2, +3 | n/a | n/a | n/a | n/a | n/a | n/a | n/a | ||||||||||||
102 | No | Nobelium | 259 | +2, +3 | n/a | n/a | n/a | n/a | n/a | n/a | n/a | ||||||||||||
103 | Lr | Lawrencium | 260 | +3 | n/a | n/a | n/a | n/a | n/a | n/a | n/a | ||||||||||||
104 | Rf | Rutherfordium | 261 | +4 | n/a | n/a | n/a | n/a | n/a | n/a | n/a | ||||||||||||
105 | Db | Dubnium | 262 | n/a | n/a | n/a | n/a | n/a | n/a | n/a | n/a | ||||||||||||
106 | Sg | Seaborgium | 263 | n/a | n/a | n/a | n/a | n/a | n/a | n/a | n/a | ||||||||||||
107 | Bh | Bohrium | 262 | n/a | n/a | n/a | n/a | n/a | n/a | n/a | n/a | ||||||||||||
108 | Hs | Hassium | 262 | n/a | n/a | n/a | n/a | n/a | n/a | n/a | n/a | ||||||||||||
109 | Mt | Meitnerium | 266 | n/a | n/a | n/a | n/a | n/a | n/a | n/a | n/a | ||||||||||||
110 | Ds | Darmstadtium | 269 | n/a | n/a | n/a | n/a | n/a | n/a | n/a | n/a | ||||||||||||
111 | Rg | Roentgenium | 272 | n/a | n/a | n/a | n/a | n/a | n/a | n/a | n/a | ||||||||||||
112 | Cn | Copernicium | 277 | n/a | n/a | n/a | n/a | n/a | n/a | n/a | n/a | ||||||||||||
113 | Nh | Nihonium | 284 | n/a | n/a | n/a | n/a | n/a | n/a | n/a | n/a | ||||||||||||
114 | Fl | Flerovium | 289 | +4 | n/a | n/a | n/a | n/a | n/a | n/a | n/a | ||||||||||||
115 | Mc | Moscovium | 288 | n/a | n/a | n/a | n/a | n/a | n/a | n/a | n/a | ||||||||||||
116 | Lv | Livermorium | 292 | n/a | n/a | n/a | n/a | n/a | n/a | n/a | n/a | ||||||||||||
117 | Ts | Tennessine | 291 | n/a | n/a | n/a | n/a | n/a | n/a | n/a | n/a | ||||||||||||
118 | Og | Oganesson | 293 | n/a | n/a | n/a | n/a | n/a | n/a | n/a | n/a | ||||||||||||
2 | He | Helium | 4.0026 | 0 | -272.2 | -268.9 | 0.000178 | n/a | 5.193 | 0.0138 | 0.0829 | ||||||||||||
1 | H | Hydrogen | 1.00794 | +1, -1 | -259.1 | -252.8 | 0.000089 | 2.1 | 14.3 | 0.117 | 0.904 | ||||||||||||
10 | Ne | Neon | 20.1797 | 0 | -248.7 | -245 | 0.000899 | n/a | 1.03 | 0.335 | 1.71 | ||||||||||||
8 | O | Oxygen | 15.9994 | -2 | -218.4 | -182.9 | 0.001429 | 3.5 | 0.918 | 0.444 | 6.82 | ||||||||||||
9 | F | Fluorine | 18.9984 | -1 | -219.6 | -189.1 | 0.001696 | 4 | 0.824 | 0.51 | 6.62 | ||||||||||||
15 | P | Phosphorus | 30.97362 | +3, +5, -3 | 44.1 | 280 | 1.83 | 2.1 | 0.769 | 0.66 | 12.4 | ||||||||||||
7 | N | Nitrogen | 14.00674 | +1, +2, +3, +4, +5, -3 | -209.9 | -195.8 | 0.001251 | 3 | 1.04 | 0.72 | 5.57 | ||||||||||||
18 | Ar | Argon | 39.948 | 0 | -189.2 | -185.7 | 0.001784 | n/a | 0.52 | 1.18 | 6.43 | ||||||||||||
36 | Kr | Krypton | 83.8 | 0 | -156.6 | -152.3 | 0.003733 | n/a | 0.248 | 1.64 | 9.08 | ||||||||||||
16 | S | Sulfur | 32.055 | +2, +4, +6, -2 | 112.8 | 444.6 | 2.07 | 2.5 | 0.71 | 1.727 | 45 | ||||||||||||
87 | Fr | Francium | 223 | +1 | -27 | -677 | 2.4 | 0.7 | n/a | 2 | 65 | ||||||||||||
55 | Cs | Cesium | 132.9054 | +1 | 28.4 | 669.3 | 1.87 | 0.7 | 0.242 | 2.09 | 63.9 | ||||||||||||
37 | Rb | Rubidium | 85.4678 | +1 | 38.9 | 686 | 1.53 | 0.8 | 0.363 | 2.19 | 75.77 | ||||||||||||
54 | Xe | Xenon | 131.29 | +2, +4, +6 | -112 | -107 | 0.005887 | n/a | 0.158 | 2.27 | 12.64 | ||||||||||||
80 | Hg | Mercury | 200.59 | +1, +2 | 38.87 | 356.6 | 13.55 | 1.9 | 0.14 | 2.29 | 59.11 | ||||||||||||
19 | K | Potassium | 39.0983 | +1 | 63.25 | 759.9 | 0.87 | 0.8 | 0.757 | 2.321 | 76.9 | ||||||||||||
11 | Na | Sodium | 22.98977 | +1 | 97.81 | 882.9 | 0.972 | 0.9 | 1.228 | 2.6 | 97.42 | ||||||||||||
94 | Pu | Plutonium | 244 | +3, +4, +5, +6 | 641 | 3232 | n/a | 1.3 | n/a | 2.82 | 333.5 | ||||||||||||
3 | Li | Lithium | 6.941 | +1 | 180.5 | 1342 | 0.534 | 1 | 3.582 | 3 | 147.1 | ||||||||||||
93 | Np | Neptunium | 237.0482 | +3, +4, +5, +6 | 640 | 3902 | n/a | 1.3 | n/a | 3.2 | 336 | ||||||||||||
86 | Rn | Radon | 222 | +2 | -71 | -61.8 | 0.00973 | n/a | 0.094 | 3.247 | 18.1 | ||||||||||||
49 | In | Indium | 114.82 | +3 | 156.6 | 2080 | 7.31 | 1.7 | 0.233 | 3.281 | 231.8 | ||||||||||||
81 | Tl | Thallium | 204.38 | +1, +3 | 304 | 1473 | 11.85 | 1.62 | 0.129 | 4.14 | 165 | ||||||||||||
82 | Pb | Lead | 207.2 | +2, +4 | 327.5 | 1740 | 11.4 | 1.8 | 0.129 | 4.77 | 179.5 | ||||||||||||
58 | Ce | Cerium | 140.115 | +3, +4 | 798 | 3257 | 6.77 | 1.1 | 0.192 | 5.46 | 398 | ||||||||||||
31 | Ga | Gallium | 69.723 | +3 | 29.78 | 2403 | 5.9 | 1.6 | 0.371 | 5.59 | 254 | ||||||||||||
85 | At | Astatine | 209 | +1, -1 | 254 | 962 | 9.4 | 2 | n/a | 6 | 40 | ||||||||||||
57 | La | Lanthanum | 138.9055 | +3 | 920 | 3454 | 6.16 | 1.1 | 0.195 | 6.2 | 402.1 | ||||||||||||
48 | Cd | Cadmium | 112.411 | +2 | 321 | 765 | 8.65 | 1.17 | 1.232 | 6.21 | 99.87 | ||||||||||||
17 | Cl | Chlorine | 35.4527 | +1, +3, +5, +7, -1 | -100.9 | -34.6 | 0.003214 | 3 | 0.479 | 6.406 | 20.41 | ||||||||||||
34 | Se | Selenium | 78.96 | +2, +4, +6, -2 | 217 | 685 | 4.82 | 2.4 | 0.321 | 6.69 | 95.48 | ||||||||||||
59 | Pr | Praseodymium | 140.9077 | +3 | 931 | 3212 | 6.77 | 1.1 | 0.193 | 6.89 | 331 | ||||||||||||
50 | Sn | Tin | 118.71 | +2, +4, -2 | 232 | 2270 | 7.29 | 1.8 | 0.228 | 7.03 | 296.1 | ||||||||||||
56 | Ba | Barium | 137.327 | +2 | 725 | 1640 | 3.5 | 0.9 | 0.204 | 7.12 | 140.3 | ||||||||||||
61 | Pm | Promethium | 145 | +3 | 1080 | 2460 | 7.22 | n/a | n/a | 7.13 | 289 | ||||||||||||
60 | Nd | Neodymium | 144.24 | +3 | 1010 | 3127 | 7 | 1.2 | 0.19 | 7.14 | 289 | ||||||||||||
30 | Zn | Zinc | 65.39 | +2 | 419.6 | 907 | 7.1 | 1.6 | 0.388 | 7.32 | 123.6 | ||||||||||||
38 | Sr | Strontium | 87.62 | +2 | 769 | 1384 | 2.6 | 1 | 0.301 | 7.43 | 136.9 | ||||||||||||
70 | Yb | Ytterbium | 173.04 | +2, +3 | 824 | 1193 | 6.97 | 1.1 | 0.155 | 7.66 | 159 | ||||||||||||
4 | Be | Beryllium | 9.01218 | +2 | 1278 | 2970 | 1.85 | 1.5 | 1.825 | 7.895 | 297 | ||||||||||||
12 | Mg | Magnesium | 24.305 | +2 | 649 | 1090 | 1.74 | 1.2 | 1.023 | 8.48 | 128 | ||||||||||||
88 | Ra | Radium | 226.0254 | +2 | 700 | 1140 | 5 | 0.9 | n/a | 8.5 | 113 | ||||||||||||
20 | Ca | Calcium | 40.078 | +2 | 839 | 1464 | 1.55 | 1 | 0.647 | 8.54 | 154.7 | ||||||||||||
62 | Sm | Samarium | 150.36 | +2, +3 | 1072 | 1778 | 7.54 | 1.2 | 0.197 | 8.62 | 165 | ||||||||||||
92 | U | Uranium | 238.0289 | +3, +4, +5, +6 | 1132 | 3818 | 19.05 | 1.7 | 0.116 | 9.14 | 417.1 | ||||||||||||
63 | Eu | Europium | 151.965 | +2, +3 | 822 | 1597 | 5.24 | n/a | 0.182 | 9.21 | 176 | ||||||||||||
64 | Gd | Gadolinium | 157.25 | +3 | 1311 | 3233 | 7.89 | 1.1 | 0.236 | 10.05 | 301.3 | ||||||||||||
65 | Tb | Terbium | 158.9254 | +3 | 1360 | 3041 | 8.25 | 1.2 | 0.182 | 10.15 | 293 | ||||||||||||
35 | Br | Bromine | 79.904 | +1, +3, +5, +7, -1 | -7.2 | 58.8 | 3.12 | 2.8 | 0.226 | 10.57 | 29.96 | ||||||||||||
13 | Al | Aluminum | 26.98154 | +3 | 660 | 2467 | 2.7 | 1.5 | 0.897 | 10.71 | 294 | ||||||||||||
66 | Dy | Dysprosium | 162.5 | +3 | 1409 | 2335 | 8.56 | n/a | 0.17 | 11.06 | 280 | ||||||||||||
47 | Ag | Silver | 107.8682 | +1 | 961.9 | 2212 | 10.49 | 1.9 | 0.235 | 11.28 | 258 | ||||||||||||
83 | Bi | Bismuth | 208.9804 | +3, +5 | 271.3 | 1560 | 9.78 | 1.9 | 0.122 | 11.3 | 151 | ||||||||||||
39 | Y | Yttrium | 88.90585 | +3 | 1523 | 3337 | 4.457 | 1.3 | 0.298 | 11.42 | 365 | ||||||||||||
91 | Pa | Protactinium | 231.0359 | +4, +5 | 1600 | n/a | n/a | 1.5 | n/a | 12.34 | 481 | ||||||||||||
79 | Au | Gold | 196.9665 | +1, +3 | 1064 | 3080 | 19.32 | 2.4 | 0.129 | 12.55 | 324 | ||||||||||||
25 | Mn | Manganese | 54.938 | +2, +3, +4, +7 | 1244 | 1962 | 7.3 | 1.5 | 0.479 | 12.91 | 221 | ||||||||||||
84 | Po | Polonium | 209 | +2, +4, -2 | 254 | 962 | 9.4 | 2 | n/a | 13 | 102.91 | ||||||||||||
29 | Cu | Copper | 63.546 | +1, +2 | 1093 | 2567 | 8.94 | 1.9 | 0.385 | 13.26 | 300.4 | ||||||||||||
26 | Fe | Iron | 55.847 | +2, +3 | 1535 | 2750 | 7.87 | 1.8 | 0.449 | 13.81 | 340 | ||||||||||||
90 | Th | Thorium | 232.0381 | +4 | 1750 | 4790 | 11 | 1.3 | 0.113 | 13.81 | 514 | ||||||||||||
40 | Zr | Zirconium | 91.224 | +4 | 1852 | 4377 | 6.44 | 1.4 | 0.278 | 14 | 573 | ||||||||||||
89 | Ac | Actinium | 227.0278 | +3 | 1050 | 3200 | n/a | 1.1 | 0.12 | 14 | 400 | ||||||||||||
21 | Sc | Scandium | 44.95591 | +3 | 1539 | 2832 | 2.98 | 1.3 | 0.568 | 14.1 | 332.7 | ||||||||||||
22 | Ti | Titanium | 47.88 | +2, +3, +4 | 1660 | 3287 | 4.51 | 1.5 | 0.523 | 14.15 | 425 | ||||||||||||
95 | Am | Americium | 243 | +3, +4, +5, +6 | 994 | 2607 | n/a | 1.3 | n/a | 14.39 | n/a | ||||||||||||
53 | I | Iodine | 126.9045 | +1, +3, +5, +7, -1 | 113.5 | 184.35 | 4.94 | 2.5 | 0.214 | 15.52 | 41.57 | ||||||||||||
27 | Co | Cobalt | 58.9332 | +2, +3 | 1495 | 2870 | 8.83 | 1.8 | 0.421 | 16.06 | 377 | ||||||||||||
46 | Pd | Palladium | 106.42 | +2, +4 | 1554 | 3140 | 12.16 | 2.2 | 0.244 | 16.74 | 362 | ||||||||||||
69 | Tm | Thulium | 168.9342 | +3 | 1545 | 1727 | 9.32 | 1.2 | 0.16 | 16.84 | 247 | ||||||||||||
67 | Ho | Holmium | 164.9304 | +3 | 1470 | 2720 | 8.78 | 1.2 | 0.165 | 17 | 265 | ||||||||||||
28 | Ni | Nickel | 58.6934 | +2, +3 | 1453 | 2732 | 8.8 | 1.8 | 0.444 | 17.48 | 377.5 | ||||||||||||
52 | Te | Tellurium | 127.6 | +2, +4, +6, -2 | 449.5 | 989.8 | 6.24 | 2.1 | 0.202 | 17.49 | 114.1 | ||||||||||||
51 | Sb | Antimony | 121.757 | +3, +5, -3 | 630.7 | 1750 | 6.62 | 1.9 | 0.207 | 19.79 | 193.43 | ||||||||||||
68 | Er | Erbium | 167.26 | +3 | 1522 | 2510 | 9.04 | 1.2 | 0.168 | 19.9 | 280 | ||||||||||||
24 | Cr | Chromium | 51.996 | +2, +3, +6 | 1857 | 2672 | 7.14 | 1.6 | 0.449 | 21 | 339.5 | ||||||||||||
23 | V | Vanadium | 50.9415 | +2, +3, +4, +5 | 1890 | 3380 | 6.1 | 1.6 | 0.489 | 21.5 | 459 | ||||||||||||
71 | Lu | Lutertium | 174.967 | +3 | 1656 | 3315 | 9.84 | 1.2 | 0.154 | 22 | 414 | ||||||||||||
78 | Pt | Platinum | 195.08 | +2, +4 | 1772 | 3827 | 21.37 | 2.2 | 0.133 | 22.17 | 469 | ||||||||||||
33 | As | Arsenic | 74.92159 | +3, +5, -3 | 817 | 613 | 5.72 | 2 | 0.329 | 24.44 | 32.4 | ||||||||||||
45 | Rh | Rhodium | 102.9055 | +3, +4 | 1966 | 3727 | 12.44 | 2.2 | 0.243 | 26.59 | 494 | ||||||||||||
72 | Hf | Hafnium | 178.49 | +4 | 2227 | 4602 | 13.1 | 1.3 | 0.144 | 27.2 | 571 | ||||||||||||
41 | Nb | Niobium | 92.90638 | +3, +5 | 2468 | 4742 | 8.66 | 1.6 | 0.265 | 30 | 689.9 | ||||||||||||
43 | Tc | Technetium | 98 | +4, +6, +7 | 2172 | 4877 | n/a | 1.9 | n/a | 33.29 | 585.2 | ||||||||||||
73 | Ta | Tantalum | 180.85 | +5 | 2996 | 5425 | 16.63 | 1.5 | 0.14 | 36.57 | 732.8 | ||||||||||||
32 | Ge | Germanium | 72.61 | +2, +4, -4 | 937.4 | 2830 | 5.36 | 1.8 | 0.32 | 36.94 | 334 | ||||||||||||
42 | Mo | Molybdenum | 95.94 | +3, +5, +6 | 2617 | 4612 | 9.01 | 1.8 | 0.251 | 37.48 | 617 | ||||||||||||
44 | Ru | Ruthenium | 101.07 | +3, +4, +6, +8 | 2310 | 3900 | 12.1 | 2.2 | 0.238 | 38.59 | 591.6 | ||||||||||||
77 | Ir | Iridium | 192.22 | +3, +4 | 2410 | 4113 | 22.42 | 2.2 | 0.131 | 41.12 | 231.8 | ||||||||||||
5 | B | Boron | 10.811 | +3 | 2300 | 2550 | 2.35 | 2 | 1.026 | 50.2 | 480 | ||||||||||||
14 | Si | Silicon | 28.0855 | +2, +4, -4 | 1410 | 2355 | 2.24 | 1.8 | 0.705 | 50.21 | 359 | ||||||||||||
74 | W | Tungsten | 183.85 | +6 | 3410 | 5660 | 19.3 | 1.7 | 0.132 | 52.31 | 806.7 | ||||||||||||
76 | Os | Osmium | 190.2 | +3, +4 | 3045 | 5027 | 22.5 | 2.2 | 0.13 | 57.85 | 738 | ||||||||||||
75 | Re | Rhenium | 186.207 | +6, +7, -1 | 3180 | 5627 | 21.04 | 1.9 | 0.137 | 60.43 | 704 | ||||||||||||
6 | C | Carbon | 12.011 | +2, +4, -4 | 3550 | 4827 | 3.52 | 2.5 | 0.709 | 117 | 710.9 |