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Dysprosium
Atomic Mass of Gadolinium
At (Symbol of Astatine)
103 (Atomic Number of Lawrencium)
Melting Point of Berkelium in °C
Iridium (Ir) Properties
Ir
Iridium
Properties
36 /
87
Atomic Mass
192.2
amu
Atomic Number
77
Block
D
Boiling Point
4701
K
Conductivity (Electric)
21
MS/m
Conductivity (Thermal)
150
W/mK
Crystal Structure
Face-centered Cubic
Decay Mode
—
Density (Liquid)
19000
kg/m³
Density (STP)
22560
kg/m³
Electron Affinity
150.9
kJ/mol
Electron Configuration (Semantic)
[Xe] 4f¹⁴ 5d⁷ 6s²
Electronegativity (Pauling)
2.2
Electrons per Shell
2, 8, 18, 32, 15, 2
Group
9
Half Life
Stable
year
Heat (Fusion)
26
kJ/mol
Heat (Molar)
25.1
J/K.mol
Heat (Specific)
131
J/(kg K)
Heat (Vaporization)
560
kJ/mol
Ionization Energies
880, 1600
kJ/mol
Isotopes Known
¹⁶⁴Ir, ¹⁶⁵Ir, ¹⁶⁶Ir, ¹⁶⁷Ir, ¹⁶⁸Ir, ¹⁶⁹Ir, ¹⁷⁰Ir, ¹⁷¹Ir, ¹⁷²Ir, ¹⁷³Ir, ¹⁷⁴Ir, ¹⁷⁵Ir, ¹⁷⁶Ir, ¹⁷⁷Ir, ¹⁷⁸Ir, ¹⁷⁹Ir, ¹⁸⁰Ir, ¹⁸¹Ir, ¹⁸²Ir, ¹⁸³Ir, ¹⁸⁴Ir, ¹⁸⁵Ir, ¹⁸⁶Ir, ¹⁸⁷Ir, ¹⁸⁸Ir, ¹⁸⁹Ir, ¹⁹⁰Ir, ¹⁹¹Ir, ¹⁹²Ir, ¹⁹³Ir, ¹⁹⁴Ir, ¹⁹⁵Ir, ¹⁹⁶Ir, ¹⁹⁷Ir, ¹⁹⁸Ir, ¹⁹⁹Ir
Isotopes Stable
¹⁹¹Ir, ¹⁹³Ir
Magnetic Type
Paramagnetic
Melting Point
2719
K
Molar Volume
0.0000085203
Oxidation States
-3,-1,1,2,3c,4c,5,6,7,8
Period
6
Phase
Solid
@ 22°C
Quantum Numbers
4F9/2
Radius (Covalent)
137
pm
Radius (Empirical)
135
pm
Radius (Van Der Waals)
—
Series
Transition Metal
Valence Electrons
6
Wikipedia
https://en.wikipedia.org/wiki/Iridium
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7
N
Sy
Name
Modulus (Young)
Modulus (Young)
GPa
1.7
Linear
528
Cell colors represent Modulus (Young) –
Show Series Instead
Lanthanides
(All Group 3)
6
Actinides
(All Group 3)
7
1
H
Hydrogen
2
He
Helium
3
Li
Lithium
4.9
4
Be
Beryllium
287
5
B
Boron
6
C
Carbon
7
N
Nitrogen
8
O
Oxygen
9
F
Fluorine
10
Ne
Neon
11
Na
Sodium
10
12
Mg
Magnesium
45
13
Al
Aluminum
70
14
Si
Silicon
47
15
P
Phosphorus
16
S
Sulfur
17
Cl
Chlorine
18
Ar
Argon
19
K
Potassium
20
Ca
Calcium
20
21
Sc
Scandium
74
22
Ti
Titanium
116
23
V
Vanadium
128
24
Cr
Chromium
279
25
Mn
Manganese
198
26
Fe
Iron
211
27
Co
Cobalt
209
28
Ni
Nickel
200
29
Cu
Copper
130
30
Zn
Zinc
108
31
Ga
Gallium
32
Ge
Germanium
33
As
Arsenic
8
34
Se
Selenium
10
35
Br
Bromine
36
Kr
Krypton
37
Rb
Rubidium
2.4
38
Sr
Strontium
39
Y
Yttrium
64
40
Zr
Zirconium
68
41
Nb
Niobium
105
42
Mo
Molybdenum
329
43
Tc
Technetium
44
Ru
Ruthenium
447
45
Rh
Rhodium
275
46
Pd
Palladium
121
47
Ag
Silver
83
48
Cd
Cadmium
50
49
In
Indium
11
50
Sn
Tin
50
51
Sb
Antimony
55
52
Te
Tellurium
43
53
I
Iodine
54
Xe
Xenon
55
Cs
Cesium
1.7
56
Ba
Barium
13
57
La
Lanthanum
37
58
Ce
Cerium
34
59
Pr
Praseodymium
37
60
Nd
Neodymium
41
61
Pm
Promethium
46
62
Sm
Samarium
50
63
Eu
Europium
18
64
Gd
Gadolinium
55
65
Tb
Terbium
56
66
Dy
Dysprosium
61
67
Ho
Holmium
65
68
Er
Erbium
70
69
Tm
Thulium
74
70
Yb
Ytterbium
24
71
Lu
Lutetium
69
72
Hf
Hafnium
78
73
Ta
Tantalum
186
74
W
Tungsten
411
75
Re
Rhenium
463
76
Os
Osmium
77
Ir
Iridium
528
78
Pt
Platinum
168
79
Au
Gold
78
80
Hg
Mercury
81
Tl
Thallium
8
82
Pb
Lead
16
83
Bi
Bismuth
32
84
Po
Polonium
85
At
Astatine
86
Rn
Radon
87
Fr
Francium
88
Ra
Radium
89
Ac
Actinium
90
Th
Thorium
79
91
Pa
Protactinium
92
U
Uranium
208
93
Np
Neptunium
94
Pu
Plutonium
96
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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