|
1 |
Atomic number Chemical symbol Chemical name Relative atomic mass |
| 1 H Hydrogen 1.0 |
2 He Helium 4.0 |
3 Li Lithium 6.9 |
4 Be Beryllium 9.0 |
5 B Boron 10.8 |
6 C Carbon 12.0 |
7 N Nitrogen 14.0 |
8 O Oxygen 16.0 |
9 F Fluorine 19.0 |
10 Ne Neon 20.2 |
| 11 Na Sodium 23.0 |
12 Mg Magnesium 24.3 |
13 Al Aluminium 27.0 |
14 Si Silicon 28.1 |
15 P Phosphorus 31.0 |
16 S Sulphur 32.1 |
17 Cl Chlorine 35.5 |
18 Ar Argon 40.0 |
19 K Potassium 39.1 |
20 Ca Calcium 40.1 |
| 21 Sc Scandium 45.0 |
22 Ti Titanium 47.9 |
23 V Vanadium 50.9 |
24 Cr Chromium 52.0 |
25 Mn Manganese 54.9 |
26 Fe Iron 55.9 |
27 Co Cobalt 58.9 |
28 Ni Nickel 58.7 |
29 Cu Copper 63.5 |
30 Zn Zinc 65.4 |
| 31 Ga Gallium 69.7 |
32 Ge Germanium 72.6 |
33 As Arsenic 74.9 |
34 Se Selenium 79.0 |
35 Br Bromine 79.9 |
36 Kr Krypton 83.8 |
37 Rb Rubidium 85.5 |
38 Sr Strontium 87.6 |
39 Y Yttrium 88.9 |
40 Zr Zirconium 91.2 |
| 41 Nb Niobium 92.9 |
42 Mo Molybdenum 95.9 |
43 Tc Technetium 99.0 |
44 Ru Ruthenium 101.0 |
45 Rh Rhodium 102.9 |
46 Pd Palladium 106.4 |
47 Ag Silver 107.9 |
48 Cd Cadmium 112.4 |
49 In Indium 114.8 |
50 Sn Tin 118.7 |
| 51 Sb Antimony 121.8 |
52 Te Tellurium 127.6 |
53 I Iodine 126.9 |
54 Xe Xenon 131.3 |
55 Cs Caesium 132.9 |
56 Ba Barium 137.4 |
57 La Lanthanum 138.9 |
58 Ce Cerium 140.1 |
59 Pr Praseodymium 140.9 |
60 Nd Neodymium 144.2 |
| 61 Pm Promethium 147.0 |
62 Sm Samarium 150.4 |
63 Eu Europium 152.0 |
64 Gd Gadolinium 157.3 |
65 Tb Terbium 158.9 |
66 Dy Dysprosium 162.5 |
67 Ho Holmium 164.9 |
68 Er Erbium 167.3 |
69 Tm Thulium 168.9 |
70 Yb Ytterbium 173.0 |
| 71 Lu Lutetium 175.0 |
72 Hf Hafnium 178.5 |
73 Ta Tantalum 181.0 |
74 W Tungsten 183.9 |
75 Re Rhenium 186.2 |
76 Os Osmium 190.2 |
77 Ir Iridium 192.2 |
78 Pt Platinum 195.1 |
79 Au Gold 197.0 |
80 Hg Mercury 200.6 |
| 81 Tl Thallium 204.4 |
82 Pb Lead 207.2 |
83 Bi Bismuth 209.0 |
84 Po Polonium 210.0 |
85 At Astatine 210.0 |
86 Rn Radon 222.0 |
87 Fr Francium 223.0 |
88 Ra Radium 226.0 |
89 Ac Actinium 227.0 |
90 Th Thorium 232.0 |
| 91 Pa Protactinium 231.0 |
92 U Uranium 238.0 |
93 Np Neptunium 237.0 |
94 Pu Plutonium 242.0 |
95 Am Americium 243.0 |
96 Cm Curium 247.0 |
97 Bk Berkelium 247.0 |
98 Cf Californium 251.0 |
99 Es Einsteinium 254.0 |
100 Fm Fermium 253.0 |
| 101 Md Mendelevium 256.0 |
102 No Nobelium 254.0 |
103 Lr Lawrencium 257.0 |
|||||||
© 2003 Teaching Treasures™ Publications - http://teachingtreasures.com.au