13

Al

Aluminum

26.98

24

Cr

Chromium
52.00
25

Mn

Manganese
54.94
28

Ni

Nickel
58.69
29

Cu

Copper
63.55
30

Zn

Zinc
65.38
47

Ag

Silver
107.9
79

Au

Gold
197.00
82

Pb

Lead
207.2
1

H

Hydrogen
1.008
2

He

Helium
4.003
3

Li

Lithium
6.941
4

Be

Berylium
9.012
5

B

Boron
10.81
6

C

Carbon
12.01
7

N

Nitrogen
14.01
8

O

Oxygen
16.00
9

F

Fluorine
19.00
10

Ne

Neon
20.18
11

Na

Sodium
22.99
12

Mg

Magnesium
24.31
13

Al

Aluminum

26.98

14

Si

Silicon
28.09
15

P

Phosphorus
30.97
16

S

Sulfur
32.07
17

Cl

Chlorine
35.45
18

Ar

Argon
39.95
19

K

Potassium
39.10
20

Ca

Calcium
40.08
21

Sc

Scandium
44.96
22

Ti

Titanium
47.87
23

V

Vanadium
50.94
24

Cr

Chromium
52.00
25

Mn

Manganese
54.94
26

Fe

Iron
55.85
27

Co

Cobalt
58.93
28

Ni

Nickel
58.69
29

Cu

Copper
63.55
30

Zn

Zinc
65.38
31

Ga

Gallium
69.72
32

Ge

Germanium
72.63
33

As

Arsenic
74.92
34

Se

Selenium
78.97
35

Br

Bromine
79.90
36

Kr

Krypton
83.80
37

Rb

Rubidium
85.47
38

Sr

Strontium
87.62
39

Y

Yttrium
88.91
40

Zr

Zirconium
91.22
41

Nb

Niobium
92.91
42

Mo

Molybdenum
95.95
43

Tc

Technetium
98.00
44

Ru

Ruthenium
101.1
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
137.3
57

La

Lanthanum
138.9
58

Ce

Cerium
140.1
59

Pr

Praseodymium
140.9
60

Nd

Neodymium
144.2
61

Pm

Promethium
145
62

Sm

Samarium
150.4
63

Eu

Europium
152.00
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
173.04
71

Lu

Lutetium
175.00
72

Hf

Hafnium
178.5
73

Ta

Tantalum
180.9
74

W

Tungsten
183.8
75

Re

Rhenium
186.2
76

Os

Osmium
190.2
77

Ir

Iridium
192.2
78

Pt

Platinum
195.1
79

Au

Gold
197.00
80

Hg

Mercury
200.6
81

Tl

Thallium
204.4
82

Pb

Lead
207.2
83

Bi

Bismuth
209.00
84

Po

Polonium
(209)
85

At

Astatine
(210)
86

Rn

Radon
(222)
87

Fr

Francium
(223)
88

Ra

Radium
(226)
89

Ac

Actinium
(227)
90

Th

Thorium
232
91

Pa

Protactinium
231.00
92

U

Uranium
238.00
93

Np

Neptunium
(237)
94

Pu

Plutonium
(244)
95

Am

Americium
(243)
96

Cm

Curium
(247)
97

Bk

Berkelium
(247)
98

Cf

Californium
(251)
99

Es

Einsteinium
(252)
100

Fm

Fermium
(257)
101

Md

Mendelevium
(258)
102

No

Nobelium
(259)
103

Lr

Lawrencium
(262)
104

Rf

Rutherfordium
(267)
105

Db

Dubnium
(268)
106

Sg

Seaborgium
(269)
107

Bh

Bohrium
(270)
108

Hs

Hassium
(269)
109

Mt

Meitnerium
(278)
110

Ds

Darmstadtium
(281)
111

Rg

Roentgenium
(281)
112

Cn

Copernicium
(285)
113

Nh

Nihonium
(286)
114

Fl

Flerovium
(289)
115

Mc

Moscovium
(289)
116

Lv

Livermorium
(293)
117

Ts

Tennessine
(294)
118

Og

Oganesson
(294)
 

 

Lanthanides
 

 

Actinides