PERIODIC TABLE

of the

ELEMENTS

Element Name

Atomic Number

Symbol

Atomic Weight

( )estimates

Element State

ELEMENTS STATE at 0℃ and 1 atm
⋆
Solid
⋆ ⋆
Liquid
⋆ ⋆ ⋆
Gas
ELEMENT
CATEGORIES
ALKALI METALS
ALKALI EARTH METALS
LANTHANIDES
ACTNIDES
TRANSITION ELEMENTS
OTHER METALS
METALLOIDS
OTHER NONMETALS
HALOGENS
NOBEL GAS
UNKNOWN CHEMICAL PROPERTIES
Hydrogen
1
H
Atomic Weight = 1.008
***
1
2
3
4
5
6
7
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
IA
IIA
IIIB
IVB
VB
VIB
VIIB
VIIIB
IB
IIB
IIIA
IVA
VA
VIA
VIIA
VIIIA
Hydrogen
1
H
Atomic Weight = 1.008
***
Hellium
2
He
Atomic Weight = 4.00
***
Lithium
3
Li
Atomic Weight = 6.94
*
Beryllium
4
Be
Atomic Weight = 9.01
*
Boron
5
B
Atomic Weight = 10.81
*
Carbon
6
C
Atomic Weight = 12.01
*
Nitrogen
7
N
Atomic Weight = 14.01
***
Oxygen
8
O
Atomic Weight = 16.00
***
Fluorine
9
F
Atomic Weight = 19.00
***
Neon
10
Ne
Atomic Weight = 20.18
***
Sodium
11
Na
Atomic Weight = 22.99
*
Magnesium
12
Mg
Atomic Weight = 24.31
*
Aluminum
13
Al
Atomic Weight = 26.98
*
Silicon
14
Si
Atomic Weight = 28.09
*
Phosphorus
15
P
Atomic Weight = 30.97
*
Sulfur
16
S
Atomic Weight = 32.07
*
Chlorine
17
Cl
Atomic Weight = 35.45
***
Argon
18
Ar
Atomic Weight = 39.95
***
Potassium
19
K
Atomic Weight = 39.10
*
Calcium
20
Ca
Atomic Weight = 40.08
*
Scandium
21
Sc
Atomic Weight = 44.96
*
Titanium
22
Ti
Atomic Weight = 47.87
*
Vanadium
23
V
Atomic Weight = 50.94
*
Chromium
24
Cr
Atomic Weight = 52.00
*
Manganese
25
Mn
Atomic Weight = 54.94
*
Iron
26
Fe
Atomic Weight = 55.85
*
Cobalt
27
Co
Atomic Weight = 58.93
*
Nickel
28
Ni
Atomic Weight = 58.69
*
Copper
29
Cu
Atomic Weight = 63.55
*
Zinc
30
Zn
Atomic Weight = 65.38
*
Gallium
31
Ga
Atomic Weight = 69.72
*
Germanium
32
Ge
Atomic Weight = 72.64
*
Arsenic
33
As
Atomic Weight = 74.92
*
Selenium
34
Se
Atomic Weight = 78.96
*
Bromine
35
Br
Atomic Weight = 79.90
**
Krypton
36
Kr
Atomic Weight = 83.80
***
Rubidium
37
Rb
Atomic Weight = 85.47
*
Strontium
38
Sr
Atomic Weight = 87.62
*
Yttrium
39
Y
Atomic Weight = 88.91
*
Zirconium
40
Zr
Atomic Weight = 91.22
*
Niobium
41
Nb
Atomic Weight = 92.91
*
Molybdenum
42
Mo
Atomic Weight = 95.96
*
Technetium
43
Tc
Atomic Weight = (98.9)
*
Ruthenium
44
Ru
Atomic Weight = 101.07
*
Rhodium
45
Rh
Atomic Weight = 102.91
*
Palladium
46
Pd
Atomic Weight = 106.42
*
Silver
47
Ag
Atomic Weight = 107.87
*
Cadmium
48
Cd
Atomic Weight = 112.41
*
Indium
49
In
Atomic Weight = 114.82
*
Tin
50
Sn
Atomic Weight = 118.71
*
Antimony
51
Sb
Atomic Weight = 121.76
*
Tellurium
52
Te
Atomic Weight = 127.60
*
Iodine
53
I
Atomic Weight = 126.90
*
Xenon
54
Xe
Atomic Weight = 131.29
***
Cesium
55
Cs
Atomic Weight = 132.91
*
Barium
56
Ba
Atomic Weight = 137.33
*
57-71
Hafnium
72
Hf
Atomic Weight = 178.49
*
Tantalum
73
Ta
Atomic Weight = 180.95
*
Tangstan
74
W
Atomic Weight = 183.84
*
Rhenium
75
Re
Atomic Weight = 186.21
*
Osmium
76
Os
Atomic Weight = 190.23
*
Iridium
77
Ir
Atomic Weight = 192.22
*
Platinum
78
Pt
Atomic Weight = 195.08
*
Gold
79
Au
Atomic Weight = 196.97
*
Mercury
80
Hg
Atomic Weight = 200.59
**
Thallium
81
TI
Atomic Weight = 204.38
*
Lead
82
Pb
Atomic Weight = 207.20
*
Bismuth
83
Bi
Atomic Weight = 208.98
*
Polonium
84
Po
Atomic Weight = (209)
*
Astatine
85
At
Atomic Weight = (210)
*
Radon
86
Rn
Atomic Weight = (222)
***
Francium
87
Fr
Atomic Weight = 223.02
*
Radium
88
Ra
Atomic Weight = 226.03
*
89-103
Rutherfordium
104
Rf
Atomic Weight = (265)
*
Dubium
105
Db
Atomic Weight = (268)
*
Seaborgium
106
Sg
Atomic Weight = (272)
*
Bohrium
107
Bh
Atomic Weight = (273)
*
Hassium
108
Hs
Atomic Weight = (276)
*
Meitnerium
109
Mt
Atomic Weight = (279)
*
Darmstadtium
110
Ds
Atomic Weight = (278)
*
Roentgenium
111
Rg
Atomic Weight = (283)
*
Copernicium
112
Cn
Atomic Weight = (285)
*
Nihonium
113
Nh
Atomic Weight = (286)
*
Flerovium
114
Fl
Atomic Weight = (289)
*
Moscovium
115
Mc
Atomic Weight = (290)
*
Livermorium
116
Lv
Atomic Weight = (293)
*
Tennessine
117
Ts
Atomic Weight = (294)
*
Oganesson
118
Og
Atomic Weight = (294)
*
Lanthanum
57
La
Atomic Weight = 138.91
*
Cerium
58
Ce
Atomic Weight = 140.12
*
Praseodymium
59
Pr
Atomic Weight = 140.91
*
Neodymium
60
Nd
Atomic Weight = 144.24
*
Promithium
61
Pm
Atomic Weight = (145)
*
Samarium
62
Sm
Atomic Weight = 150.36
*
Europium
63
Eu
Atomic Weight = 152.97
*
Gadolinium
64
Gd
Atomic Weight = 157.25
*
Terbium
65
Tb
Atomic Weight = 158.93
*
Dysprosium
66
Dy
Atomic Weight = 162.50
*
Holmium
67
Ho
Atomic Weight = 164.93
*
Erbium
68
Er
Atomic Weight = 167.26
*
Thulium
69
Tm
Atomic Weight = 168.93
*
Ytterbium
70
Yb
Atomic Weight = 173.04
*
Lutetium
71
Lu
Atomic Weight = 174.97
*
Actinium
89
Ac
Atomic Weight = 227.03
*
Thorium
90
Th
Atomic Weight = 232.04
*
Protactinium
91
Pa
Atomic Weight = 231.04
*
Uranium
92
U
Atomic Weight = 238.03
*
Neptunium
93
Np
Atomic Weight = 237.05
*
Plutonium
94
Pu
Atomic Weight = (240)
*
Americium
95
Am
Atomic Weight = 243.06
*
Curium
96
Cm
Atomic Weight = (247)
*
Berkelium
97
Bk
Atomic Weight = (248)
*
Californium
98
Cf
Atomic Weight = (251)
*
Einsteinium
99
Es
Atomic Weight = 252.08
*
Fermium
100
Fm
Atomic Weight = 257.10
*
Mendelevium
101
Md
Atomic Weight = (257)
*
Nobelium
102
No
Atomic Weight = 259.10
*
Lawrencium
103
Lr
Atomic Weight = 162.11
*