The Periodic Table Of The Elements (With Ionization Energies)
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1The Periodic Table of the Elements (with Ionization Energies)
1
18
Hydrogen
Helium
Alkali metals
Element name
Mercury
1
2
Alkaline earth metals
Atomic #
H
80
He
Transition metals
1.01
4.00
Lanthanides
2
13
14
15
16
17
1312
2372
Hg
Symbol
Actinides
Other metals
Lithium
Beryllium
Boron
Carbon
Nitrogen
Oxygen
Fluorine
Neon
3
4
5
6
7
8
9
10
Metalloids (semi-metal)
200.59
Avg. Mass
Li
Be
B
C
N
O
F
Ne
Nonmetals
First ionization
Halogens
6.94
9.01
10.81
12.01
14.01
16.00
19.00
20.18
1007
energy (kJ/mol)
Noble gases
520
900
801
1087
1402
1314
1681
2081
Sodium
Magnesium
Aluminum
Silicon
Phosphorus
Sulfur
Chlorine
Argon
11
12
13
14
15
16
17
18
Na
Mg
Al
Si
P
S
Cl
Ar
22.99
24.31
26.98
28.09
30.97
32.07
35.45
39.95
496
738
3
4
5
6
7
8
9
10
11
12
578
787
1012
1000
1251
1521
Potassium
Calcium
Scandium
Titanium
Vanadium
Chromium
Manganese
Iron
Cobalt
Nickel
Copper
Zinc
Gallium
Germanium
Arsenic
Selenium
Bromine
Krypton
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
K
Ca
Sc
Ti
V
Cr
Mn
Fe
Co
Ni
Cu
Zn
Ga
Ge
As
Se
Br
Kr
39.10
40.08
44.96
47.88
50.94
52.00
54.94
55.85
58.93
58.69
63.55
65.39
69.72
72.61
74.92
78.96
79.90
83.80
419
590
633
659
651
653
717
763
760
737
746
906
579
762
947
941
1140
1351
Rubidium
Strontium
Yttrium
Zirconium
Niobium
Molybdenum
Technetium
Ruthenium
Rhodium
Palladium
Silver
Cadmium
Indium
Tin
Antimony
Tellurium
Iodine
Xenon
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
Rb
Sr
Y
Zr
Nb
Mo
Tc
Ru
Rh
Pd
Ag
Cd
In
Sn
Sb
Te
I
Xe
85.47
87.62
88.91
91.22
92.91
95.94
(98)
101.07
102.91
106.42
107.87
112.41
114.82
118.71
121.76
127.60
126.90
131.29
403
550
600
640
652
684
702
710
720
804
731
868
558
709
834
869
1008
1170
Caesium
Barium
Lutetium
Hafnium
Tantalum
Tungsten
Rhenium
Osmium
Iridium
Platinum
Gold
Mercury
Thallium
Lead
Bismuth
Polonium
Astatine
Radon
55
56
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
57-70
Cs
Ba
Lu
Hf
Ta
W
Re
Os
Ir
Pt
Au
Hg
Tl
Pb
Bi
Po
At
Rn
*
132.91
137.33
174.97
178.49
180.95
183.84
186.21
190.23
192.22
195.08
196.97
200.59
204.38
207.20
208.98
(209)
(210)
(222)
376
503
524
659
761
770
760
840
880
870
890.1
1007
589
716
703
812
890
1037
Francium
Radium
Lawrencium
Rutherfordium
Dubnium
Seaborgium
Bohrium
Hassium
Meitnerium
Darmstadtium
Roentgenium
Copernicium
Ununtrium
Ununquadium
Ununpentium
Ununhexium
Ununseptium
Ununoctium
87
88
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
89-102
Fr
Ra
Lr
Rf
Db
Sg
Bh
Hs
Mt
Ds
Rg
Cn
Uut
Uuq
Uup
Uuh
Uus
Uuo
**
(223)
(226)
(262)
(267)
(268)
(271)
(272)
(270)
(276)
(281)
(280)
(285)
(284)
(289)
(288)
(293)
(294?)
(294)
380
509
470
580
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Lanthanum
Cerium
Praseodymium
Neodymium
Promethium
Samarium
Europium
Gadolinium
Terbium
Dysprosium
Holmium
Erbium
Thulium
Ytterbium
57
58
59
60
61
62
63
64
65
66
67
68
69
70
*lanthanides
La
Ce
Pr
Nd
Pm
Sm
Eu
Gd
Tb
Dy
Ho
Er
Tm
Yb
138.91
140.12
140.91
144.24
(145)
150.36
151.97
157.25
158.93
162.50
164.93
167.26
168.93
173.04
538
534
527
533
540
545
547
593
566
573
581
589
597
603
Actinium
Thorium
Protactinium
Uranium
Neptunium
Plutonium
Americium
Curium
Berkelium
Californium
Einsteinium
Fermium
Mendelevium
Nobelium
89
90
91
92
93
94
95
96
97
98
99
100
101
102
**actinides
Ac
Th
Pa
U
Np
Pu
Am
Cm
Bk
Cf
Es
Fm
Md
No
(227)
232.04
231.04
238.03
(237)
(244)
(243)
(247)
(247)
(251)
(252)
(257)
(258)
(259)
499
587
568
598
605
585
578
581
601
608
609
627
635
642
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