Hydrogen

H

1

1.008

Carbon

C

6

12.011

Iron

Fe

26

55.845

Nitrogen

N

7

14.007

Fluorine

F

9

18.998

Promethium

Pm

61

(145)

Uranium

U

92

238.029

Argon

Ar

18

39.948

Calcium

Ca

20

40.078

Aluminium

Al

13

26.982

Lithium

Li

3

6.94

Plutonium

Pu

94

(244)