MySafeInfo

Elements

Science & Nature 109 records updated 2026-07-17

Elements, with element, symbol, weight, and discovered.

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First 25 of 109 records. Click a column to sort these rows.

ID Element Symbol Weight Discovered
1 Actinium Ac 227.0000 1899
2 Aluminum Al 26.9815 1825
3 Americium Am 243.0000 1944
4 Antimony Sb 121.7600
5 Argon Ar 39.9480 1894
6 Arsenic As 74.9216
7 Astatine At 210.0000 1940
8 Barium Ba 137.3270 1808
9 Berkelium Bk 247.0000 1949
10 Beryllium Be 9.0122 1797
11 Bismuth Bi 208.9804
12 Bohrium Bh 264.0000 1981
13 Boron B 10.8110 1808
14 Bromine Br 79.9040 1826
15 Cadmium Cd 112.4110 1817
16 Calcium Ca 40.0780 1808
17 Californium Cf 251.0000 1950
18 Carbon C 12.0107
19 Cerium Ce 140.1160 1803
20 Cesium Cs 132.9055 1860
21 Chlorine Cl 35.4530 1774
22 Chromium Cr 51.9961 1797
23 Cobalt Co 58.9332 1735
24 Copper Cu 63.5460
25 Curium Cm 247.0000 1944

Notes