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Dubnium
Wikipedia of Cesium
Ge (Symbol of Germanium)
97 (Atomic Number of Berkelium)
Ionization Energies of Cadmium in kcal/mol
Hydrogen (H) Properties
H
Hydrogen
Properties
36 /
87
Atomic Mass
1.008
amu
Atomic Number
1
Block
S
Boiling Point
20.27
K
Conductivity (Electric)
—
Conductivity (Thermal)
0.1805
W/mK
Crystal Structure
Simple Hexagonal
Decay Mode
—
Density (Liquid)
—
Density (STP)
0.0899
kg/m³
Electron Affinity
72.77
kJ/mol
Electron Configuration (Semantic)
1s¹
Electronegativity (Pauling)
2.2
Electrons per Shell
1
Group
1
Half Life
Stable
year
Heat (Fusion)
0.558
kJ/mol
Heat (Molar)
28.84
J/K.mol
Heat (Specific)
14300
J/(kg K)
Heat (Vaporization)
0.452
kJ/mol
Ionization Energies
1312
kJ/mol
Isotopes Known
¹H, ²H, ³H, ⁴H, ⁵H, ⁶H, ⁷H
Isotopes Stable
¹H, ²H
Magnetic Type
Diamagnetic
Melting Point
13.99
K
Molar Volume
0.01121
Oxidation States
-1c,1c
Period
1
Phase
Gas
@ 22°C
Quantum Numbers
2S1/2
Radius (Covalent)
37
pm
Radius (Empirical)
25
pm
Radius (Van Der Waals)
120
pm
Series
Diatomic Nonmetal
Valence Electrons
1
Wikipedia
https://en.wikipedia.org/wiki/Hydrogen
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1
2
3
4
5
6
7
N
Sy
Name
Classifications (DOT Hazard Class)
Classifications (DOT Hazard Class)
2.1
2.2
2.3
4.1
4.2
4.3
6.1
7
8
Cell colors represent Classifications (DOT Hazard Class) –
Show Series Instead
Lanthanides
(All Group 3)
6
Actinides
(All Group 3)
7
1
H
Hydrogen
2.1
2
He
Helium
2.2
3
Li
Lithium
4.3
4
Be
Beryllium
6.1
5
B
Boron
6
C
Carbon
4.2
7
N
Nitrogen
2.2
8
O
Oxygen
2.2
9
F
Fluorine
2.3
10
Ne
Neon
2.2
11
Na
Sodium
4.3
12
Mg
Magnesium
4.1
13
Al
Aluminum
4.3
14
Si
Silicon
4.1
15
P
Phosphorus
4.1
16
S
Sulfur
17
Cl
Chlorine
18
Ar
Argon
2.2
19
K
Potassium
4.3
20
Ca
Calcium
4.2
21
Sc
Scandium
4.1
22
Ti
Titanium
4.2
23
V
Vanadium
4.1
24
Cr
Chromium
4.1
25
Mn
Manganese
4.1
26
Fe
Iron
4.1
27
Co
Cobalt
4.1
28
Ni
Nickel
4.1
29
Cu
Copper
4.1
30
Zn
Zinc
4.3
31
Ga
Gallium
8
32
Ge
Germanium
4.1
33
As
Arsenic
6.1
34
Se
Selenium
6.1
35
Br
Bromine
8
36
Kr
Krypton
2.2
37
Rb
Rubidium
4.3
38
Sr
Strontium
4.2
39
Y
Yttrium
4.1
40
Zr
Zirconium
4.2
41
Nb
Niobium
42
Mo
Molybdenum
4.1
43
Tc
Technetium
44
Ru
Ruthenium
4.1
45
Rh
Rhodium
4.1
46
Pd
Palladium
4.2
47
Ag
Silver
48
Cd
Cadmium
6.1
49
In
Indium
4.1
50
Sn
Tin
51
Sb
Antimony
52
Te
Tellurium
6.1
53
I
Iodine
8
54
Xe
Xenon
2.2
55
Cs
Cesium
4.3
56
Ba
Barium
4.3
57
La
Lanthanum
4.1
58
Ce
Cerium
4.1
59
Pr
Praseodymium
60
Nd
Neodymium
61
Pm
Promethium
62
Sm
Samarium
4.1
63
Eu
Europium
64
Gd
Gadolinium
65
Tb
Terbium
66
Dy
Dysprosium
67
Ho
Holmium
4.1
68
Er
Erbium
69
Tm
Thulium
4.1
70
Yb
Ytterbium
71
Lu
Lutetium
4.1
72
Hf
Hafnium
4.2
73
Ta
Tantalum
4.1
74
W
Tungsten
4.1
75
Re
Rhenium
76
Os
Osmium
4.1
77
Ir
Iridium
4.1
78
Pt
Platinum
4.1
79
Au
Gold
80
Hg
Mercury
8
81
Tl
Thallium
82
Pb
Lead
83
Bi
Bismuth
6.1
84
Po
Polonium
85
At
Astatine
86
Rn
Radon
7
87
Fr
Francium
88
Ra
Radium
89
Ac
Actinium
90
Th
Thorium
7
91
Pa
Protactinium
92
U
Uranium
7
93
Np
Neptunium
94
Pu
Plutonium
95
Am
Americium
96
Cm
Curium
97
Bk
Berkelium
98
Cf
Californium
99
Es
Einsteinium
100
Fm
Fermium
101
Md
Mendelevium
102
No
Nobelium
103
Lr
Lawrencium
104
Rf
Rutherfordium
105
Db
Dubnium
106
Sg
Seaborgium
107
Bh
Bohrium
108
Hs
Hassium
109
Mt
Meitnerium
110
Ds
Darmstadtium
111
Rg
Roentgenium
112
Cn
Copernicium
113
Nh
Nihonium
114
Fl
Flerovium
115
Mc
Moscovium
116
Lv
Livermorium
117
Ts
Tennessine
118
Og
Oganesson
Group
Period
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