1H氢1.00794
2He氦4.002602
3Li锂6.941
4Be铍9.0122
5B硼10.811
6C碳12.011
7N氮14.007
8O氧15.999
9F氟18.998
10Ne氖20.1797
11Na钠22.9898
12Mg镁24.305
13Al铝26.982
14Si硅28.085
15P磷30.974
16S硫32.065
17Cl氯35.453
18Ar氩39.948
19K钾39.098
20Ca钙40.08
21Sc钪44.956
22Ti钛47.867
23V钒50.9415
24Cr铬51.996
25Mn锰54.938
26Fe铁55.845
27Co钴58.9332