Periodic Table of the Elements (Used for Grade 8 and High School)
California Science Test
18
8A
2
1
1A
1
1
H
Hydrogen
1.01
3
2
3
Li
Beryllium
6.94
9.01
11
12
Na
Magnesium
22.99
24.31
6
7
20
Ca
Na
Sodium
22.99
3
3B
21
Sc
4
4B
22
5
5B
23
Ti
V
Calcium
Scandium
Titanium
Vanadium
39.10
40.08
44.96
47.87
50.94
38
39
Rubidium
Strontium
Yttrium
Zirconium
Niobium
85.47
87.62
88.91
91.22
55
56
57
72
Rb
Cs
Sr
Y
Hf
41
Nb
7
7B
25
8
26
Mn
Fe
Iron
Cobalt
52.00
54.94
55.85
58.93
42
43
44
Mo
Tc
Ru
92.91
95.94
(98)
101.07
73
74
75
Co
45
Rh
10
28
Ni
11
1B
29
Nitrogen
Oxygen
Fluorine
Neon
12.01
14.01
16.00
19.00
20.18
14
15
16
Si
P
S
F
17
Cl
10
Ne
18
Ar
12
2B
30
Aluminum
Silicon
Phosphorus
Sulfur
Chlorine
Argon
26.98
28.09
30.97
32.07
35.45
39.95
31
Zinc
Gallium
Germanium
Arsenic
Selenium
Bromine
Krypton
65.39
69.72
72.61
74.92
78.96
79.90
83.80
52
53
Palladium
Silver
102.91
106.42
107.87
76
77
78
79
49
50
51
Cadmium
Indium
Tin
Antimony
Tellurium
Iodine
Xenon
112.41
114.82
118.71
121.76
127.60
126.90
131.29
80
81
82
83
84
85
86
Rhenium
Osmium
Iridium
Platinum
Pt
Au
Gold
Mercury
Thallium
Tl
Pb
Lead
Bismuth
Polonium
Astatine
Radon
132.91
137.33
138.91
178.49
180.95
183.84
186.21
190.23
192.22
195.08
196.97
200.59
204.38
207.2
208.98
(209)
(210)
(222)
87
88
89
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
Sg
Bh
Hs
Radium
Actinium
Rutherfordium
Dubnium
Seaborgium
Bohrium
Hassium
(223)
(226)
(227)
(261)
(262)
(266)
(264)
(269)
58
Ce
* If this number is in parentheses, then
it refers to the atomic mass of the
most stable isotope.
Cerium
140.12
90
59
Pr
Praseodymium
140.91
60
61
Mt
Ds
Rg
Cn
Nh
(268)
(281)
(280)
(285)
(284)
Meitnerium Darmstadtium Roentgenium Copernicium Nihonium
62
Nd
Pm
Sm
144.24
(145)
150.36
Neodymium Promethium Samarium
Ts
Og
(289)
(288)
(293)
(294)
(294)
67
Ho
68
Er
69
Tm
70
Yb
71
Lu
Terbium
Dysprosium
Holmium
Erbium
Thulium
Ytterbium
Lutetium
158.93
162.50
164.93
167.26
168.93
173.04
174.97
102
103
Neptunium
Plutonium
Americium
Curium
232.04
231.04
238.03
(237)
(244)
(243)
(247)
Copyright © 2017 California Department of Education
Lv
157.25
Uranium
Pu
Mc
Gadolinium
Protactinium
Np
66
Dy
Fl
Flerovium Moscovium Livermorium Tennessine Oganesson
151.96
Thorium
U
65
Tb
Rn
Europium
92
Pa
94
64
Gd
91
Th
93
63
Eu
At
Xe
Tungsten
Francium
Po
I
54
Sn
Bi
Te
Kr
In
Hg
Sb
Br
36
63.55
48
Se
35
Copper
Cd
As
34
Nickel
47
Ge
33
58.69
46
Ga
32
Zn
Rhodium
Ir
Al
O
Cu
Ag
Os
Carbon
N
4.00
Tantalum
Db
Re
Boron
10.81
C
Helium
Hafnium
Rf
W
17
7A
9
13
Pd
Molybdenum Technetium Ruthenium
16
6A
8
Lanthanum
Ac
Ta
9
8B
27
Cr
Chromium Manganese
15
5A
7
Barium
Ra
La
40
Zr
6
6B
24
14
4A
6
B
Average atomic mass*
He
13
3A
5
Cesium
Fr
Ba
Atomic number
Element symbol
Element name
11
Potassium
37
5
Mg
Sodium
K
Key
Be
Lithium
19
4
2
2A
4
95
Am
96
Cm
97
Bk
98
Cf
99
Es
Berkelium Californium Einsteinium
(247)
(251)
(252)
100
Fm
101
Md
Fermium
Mendelevium
(257)
(258)
No
Lr
Nobelium Lawrencium
(259)
(262)