如题所述
1 H氢1.0079 2 He氦4.0026
3 Li锂6.941 4 Be铍9.0122 5 B硼10.811 6 C碳12.011 7 N氮14.007 8 O氧15.999 9 F氟18.998 10 Ne氖20.17
11 Na钠22.989812 Mg镁24.305 13 Al铝26.98214 Si硅28.085 15 P磷30.974 16 S硫32.06 17 Cl氯35.453 18 Ar氩39.94
19 K钾39.098 20 Ca钙40.08 21
3 Li锂6.941 4 Be铍9.0122 5 B硼10.811 6 C碳12.011 7 N氮14.007 8 O氧15.999 9 F氟18.998 10 Ne氖20.17
11 Na钠22.989812 Mg镁24.305 13 Al铝26.98214 Si硅28.085 15 P磷30.974 16 S硫32.06 17 Cl氯35.453 18 Ar氩39.94
19 K钾39.098 20 Ca钙40.08 21
参考资料:http://baike.baidu.com/view/77198.htm?ss=CA9C70A1A82A607FA983FEE86F7BBD1CD1FBFEDD
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