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Lead
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Radium
X
Protactinium
Properties of Radium and Protactinium
Radium
Protactinium
Add ⊕
Summary
Periodic Table
Facts
Uses
Physical
Chemical
Atomic
Mechanical
Magnetic
Thermal
Properties
All
1 Physical
1 Melting Point
Properties of T..
⊕
▶
▼
700.00 °C
Rank:
59
(Overall)
▶
1,568.00 °C
Rank:
21
(Overall)
▶
▲
Properties of Francium
⊕
▶
1227
(Properties of..)
◀
▶
ADD ⊕
2 Boiling Point
Properties of T..
⊕
▶
▼
1,737.00 °C
Rank:
54
(Overall)
▶
4,027.00 °C
Rank:
12
(Overall)
▶
▲
Properties of Flerovium
⊕
▶
2627
(Properties of..)
◀
▶
ADD ⊕
3 Hardness
3.1 Mohs Hardness
Properties of C..
⊕
▶
▼
Not Available
Rank:
N/A
(Overall)
▶
Not Available
Rank:
N/A
(Overall)
▶
▲
Properties of Cesium
⊕
▶
4
(Properties of..)
◀
▶
ADD ⊕
4.2 Brinell Hardness
Properties of O..
⊕
▶
▼
Not Available
Rank:
N/A
(Overall)
▶
Not Available
Rank:
N/A
(Overall)
▶
▲
Properties of Cesium
⊕
▶
600
(Properties of..)
◀
▶
ADD ⊕
4.4 Vickers Hardness
Properties of T..
⊕
▶
▼
Not Available
Rank:
N/A
(Overall)
▶
Not Available
Rank:
N/A
(Overall)
▶
▲
Properties of Palladium
⊕
▶
820
(Properties of..)
◀
▶
ADD ⊕
6 Optical Properties
6.1 Refractive Index
Properties of P..
⊕
▶
▼
Not Available
Rank:
N/A
(Overall)
▶
Not Available
Rank:
N/A
(Overall)
▶
▲
Properties of Mercury
⊕
▶
1.7229
(Properties of..)
◀
▶
ADD ⊕
7.1 Reflectivity
Properties of S..
⊕
▶
▼
Not Available
Rank:
N/A
(Overall)
▶
Not Available
Rank:
N/A
(Overall)
▶
▲
Properties of Molybdenum
⊕
▶
78
(Properties of..)
◀
▶
ADD ⊕
10 Speed of Sound
Properties of T..
⊕
▶
▼
Not Available
Rank:
N/A
(Overall)
▶
Not Available
Rank:
N/A
(Overall)
▶
▲
Properties of Thallium
⊕
▶
3800
(Properties of..)
◀
▶
ADD ⊕
11 Allotropes
✔
✘
No
Alkaline Earth Metals Metals
has it !
✔
✘
No
Actinide Series Metals
has it !
12.1 α Allotropes
Not Available
Not Available
12.2 β Allotropes
Not Available
Not Available
12.3 γ Allotropes
Not Available
Not Available
2 Chemical
1 Chemical Formula
Ra
Pa
2 Isotopes
2.1 Known Isotopes
Properties of P..
⊕
▶
▼
33
Rank:
6
(Overall)
▶
27
Rank:
12
(Overall)
▶
▲
Properties of Tennessine
⊕
▶
23
(Properties of..)
◀
▶
ADD ⊕
5 Electronegativity
5.1 Pauling Electronegativity
Properties of G..
⊕
▶
▼
0.90
Rank:
49
(Overall)
▶
1.50
Rank:
27
(Overall)
▶
▲
Properties of Francium
⊕
▶
1.54
(Properties of..)
◀
▶
ADD ⊕
1.2 Sanderson Electronegativity
Properties of C..
⊕
▶
▼
Not Available
Rank:
N/A
(Overall)
▶
Not Available
Rank:
N/A
(Overall)
▶
▲
Properties of Cesium
⊕
▶
1.49
(Properties of..)
◀
▶
ADD ⊕
1.4 Allred Rochow Electronegativity
Properties of G..
⊕
▶
▼
0.97
Rank:
38
(Overall)
▶
1.14
Rank:
28
(Overall)
▶
▲
Properties of Cesium
⊕
▶
1.3
(Properties of..)
◀
▶
ADD ⊕
2.1 Mulliken-Jaffe Electronegativity
Properties of P..
⊕
▶
▼
0.92
Rank:
20
(Overall)
▶
Not Available
Rank:
N/A
(Overall)
▶
▲
Properties of Cesium
⊕
▶
1.47
(Properties of..)
◀
▶
ADD ⊕
4.2 Allen Electronegativity
Properties of B..
⊕
▶
▼
0.89
Rank:
42
(Overall)
▶
Not Available
Rank:
N/A
(Overall)
▶
▲
Properties of Cesium
⊕
▶
1.51
(Properties of..)
◀
▶
ADD ⊕
5 Electropositivity
5.1 Pauling Electropositivity
Properties of F..
⊕
▶
▼
3.10
Rank:
5
(Overall)
▶
2.50
Rank:
27
(Overall)
▶
▲
Properties of Gold
⊕
▶
2.5
(Properties of..)
◀
▶
ADD ⊕
7 Ionization Energies
7.1 1st Energy Level
Properties of C..
⊕
▶
▼
509.30 kJ/mol
Rank:
82
(Overall)
▶
568.00 kJ/mol
Rank:
68
(Overall)
▶
▲
Properties of Cesium
⊕
▶
955.2
(Properties of..)
◀
▶
ADD ⊕
7.3 2nd Energy Level
Properties of C..
⊕
▶
▼
979.00 kJ/mol
Rank:
81
(Overall)
▶
1,128.00 kJ/mol
Rank:
72
(Overall)
▶
▲
Properties of Ruthenium
⊕
▶
1957.9
(Properties of..)
◀
▶
ADD ⊕
7.5 3rd Energy Level
Properties of C..
⊕
▶
▼
Not Available
Rank:
N/A
(Overall)
▶
1,814.00 kJ/mol
Rank:
81
(Overall)
▶
▲
Properties of Osmium
⊕
▶
3555
(Properties of..)
◀
▶
ADD ⊕
9 Electrochemical Equivalent
Properties of F..
⊕
▶
▼
4.22 g/amp-hr
Rank:
6
(Overall)
▶
1.72 g/amp-hr
Rank:
43
(Overall)
▶
▲
Properties of Beryllium
⊕
▶
2.0802
(Properties of..)
◀
▶
ADD ⊕
2 Electron Work Function
Properties of P..
⊕
▶
▼
Not Available
Rank:
N/A
(Overall)
▶
Not Available
Rank:
N/A
(Overall)
▶
▲
Properties of Cesium
⊕
▶
4.05
(Properties of..)
◀
▶
ADD ⊕
3 Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity
Ionization, Radioactive Isotopes, Radioactivity
5 Mechanical
1 Density
1.1 Density At Room Temperature
Properties of H..
⊕
▶
▼
5.50 g/cm
3
Rank:
68
(Overall)
▶
15.37 g/cm
3
Rank:
20
(Overall)
▶
▲
Properties of Lithium
⊕
▶
11.724
(Properties of..)
◀
▶
ADD ⊕
1.3 Density When Liquid (at m.p.)
Properties of O..
⊕
▶
▼
Not Available
Rank:
N/A
(Overall)
▶
Not Available
Rank:
N/A
(Overall)
▶
▲
Properties of Lithium
⊕
▶
8.34
(Properties of..)
◀
▶
ADD ⊕
3 Vapor Pressure
3.1 Vapor Pressure at 1000 K
Properties of S..
⊕
▶
▼
Not Available
Rank:
N/A
(Overall)
▶
Not Available
Rank:
N/A
(Overall)
▶
▲
Properties of Cerium
⊕
▶
16.9
(Properties of..)
◀
▶
ADD ⊕
3.3 Vapor Pressure at 2000 K
Properties of C..
⊕
▶
▼
Not Available
Rank:
N/A
(Overall)
▶
Not Available
Rank:
N/A
(Overall)
▶
▲
Properties of Tungsten
⊕
▶
36.8
(Properties of..)
◀
▶
ADD ⊕
4 Tensile Strength
Properties of I..
⊕
▶
▼
Not Available
Rank:
N/A
(Overall)
▶
Not Available
Rank:
N/A
(Overall)
▶
▲
Properties of Indium
⊕
▶
951
(Properties of..)
◀
▶
ADD ⊕
2 Viscosity
Properties of M..
⊕
▶
▼
Not Available
Rank:
N/A
(Overall)
▶
Not Available
Rank:
N/A
(Overall)
▶
▲
Properties of Mercury
⊕
▶
4 Elasticity properties
4.1 Shear Modulus
Properties of O..
⊕
▶
▼
Not Available
Rank:
N/A
(Overall)
▶
Not Available
Rank:
N/A
(Overall)
▶
▲
Properties of Potassium
⊕
▶
61
(Properties of..)
◀
▶
ADD ⊕
5.1 Bulk Modulus
Properties of O..
⊕
▶
▼
Not Available
Rank:
N/A
(Overall)
▶
Not Available
Rank:
N/A
(Overall)
▶
▲
Properties of Cesium
⊕
▶
110
(Properties of..)
◀
▶
ADD ⊕
6.1 Young's Modulus
Properties of I..
⊕
▶
▼
Not Available
Rank:
N/A
(Overall)
▶
Not Available
Rank:
N/A
(Overall)
▶
▲
Properties of Cesium
⊕
▶
116
(Properties of..)
◀
▶
ADD ⊕
8 Poisson Ratio
Properties of G..
⊕
▶
▼
Not Available
Rank:
N/A
(Overall)
▶
Not Available
Rank:
N/A
(Overall)
▶
▲
Properties of Beryllium
⊕
▶
0.3
(Properties of..)
◀
▶
ADD ⊕
10 Other Mechanical Properties
NA
Unknown
7 Periodic Table
1 Symbol
Ra
Pa
2 Group Number
Properties of T..
⊕
▶
▼
2
Rank:
16
(Overall)
▶
Not Available
Rank:
N/A
(Overall)
▶
▲
Properties of Gadolinium
⊕
▶
8
(Properties of..)
◀
▶
ADD ⊕
3 Period Number
Properties of U..
⊕
▶
▼
7
Rank:
1
(Overall)
▶
7
Rank:
1
(Overall)
▶
▲
Properties of Lithium
⊕
▶
6
(Properties of..)
◀
▶
ADD ⊕
4 Block
s block
f block
5 Element Family
Alkaline Earth
Actinide
8 Atomic
1 Atomic Number
Properties of T..
⊕
▶
▼
88
Rank:
30
(Overall)
▶
91
Rank:
27
(Overall)
▶
▲
Properties of Lithium
⊕
▶
67
(Properties of..)
◀
▶
ADD ⊕
3 Atomic Weight
Properties of T..
⊕
▶
▼
226.00 amu
Rank:
26
(Overall)
▶
231.04 amu
Rank:
24
(Overall)
▶
▲
Properties of Lithium
⊕
▶
164.93033
(Properties of..)
◀
▶
ADD ⊕
4 Atomic Volume
Properties of C..
⊕
▶
▼
45.20 cm3/mol
Rank:
4
(Overall)
▶
15.00 cm3/mol
Rank:
34
(Overall)
▶
▲
Properties of Manganese
⊕
▶
17.78
(Properties of..)
◀
▶
ADD ⊕
5 Electron Configuration
[Rn] 7s
2
[Rn] 5f
2
6d
1
7s
2
6 Valence Electron Potential
Properties of P..
⊕
▶
▼
20.10 (-eV)
Rank:
59
(Overall)
▶
92.00 (-eV)
Rank:
11
(Overall)
▶
▲
Properties of Francium
⊕
▶
67
(Properties of..)
◀
▶
ADD ⊕
7 Atom
7.1 Number of Protons
Properties of T..
⊕
▶
▼
88
Rank:
30
(Overall)
▶
91
Rank:
27
(Overall)
▶
▲
Properties of Lithium
⊕
▶
67
(Properties of..)
◀
▶
ADD ⊕
7.2 Number of Neutrons
Properties of F..
⊕
▶
▼
138
Rank:
16
(Overall)
▶
122
Rank:
21
(Overall)
▶
▲
Properties of Lithium
⊕
▶
98
(Properties of..)
◀
▶
ADD ⊕
7.3 Number of Electrons
Properties of T..
⊕
▶
▼
88
Rank:
30
(Overall)
▶
91
Rank:
27
(Overall)
▶
▲
Properties of Lithium
⊕
▶
67
(Properties of..)
◀
▶
ADD ⊕
8 Crystal Structure
Body Centered Cubic (BCC)
Tetragonal (TETR)
8.1 Crystal Lattice
9 Radius of an Atom
9.1 Atomic Radius
Properties of C..
⊕
▶
▼
Not Available
Rank:
N/A
(Overall)
▶
163.00 pm
Rank:
25
(Overall)
▶
▲
Properties of Beryllium
⊕
▶
162
(Properties of..)
◀
▶
ADD ⊕
9.2 Covalent Radius
Properties of F..
⊕
▶
▼
221.00 pm
Rank:
3
(Overall)
▶
200.00 pm
Rank:
11
(Overall)
▶
▲
Properties of Beryllium
⊕
▶
166
(Properties of..)
◀
▶
ADD ⊕
9.3 Van der Waals Radius
Properties of F..
⊕
▶
▼
283.00 pm
Rank:
4
(Overall)
▶
243.00 pm
Rank:
11
(Overall)
▶
▲
Properties of Zinc
⊕
▶
216
(Properties of..)
◀
▶
ADD ⊕
10 Lattice Constant
Properties of M..
⊕
▶
▼
514.80 pm
Rank:
13
(Overall)
▶
392.50 pm
Rank:
23
(Overall)
▶
▲
Properties of Beryllium
⊕
▶
404.95
(Properties of..)
◀
▶
ADD ⊕
11 Lattice Angles
π/2, π/2, π/2
π/2, π/2, π/2
12 Lattice C/A Ratio
Properties of C..
⊕
▶
▼
Not Available
Rank:
N/A
(Overall)
▶
Not Available
Rank:
N/A
(Overall)
▶
▲
Properties of Beryllium
⊕
▶
1.604
(Properties of..)
◀
▶
ADD ⊕
13 Adjacent Atomic Numbers
13.1 Next Element
13.2 Previous Element
9 Magnetic
1 Electrical Properties
1.1 Resistivity
Properties of M..
⊕
▶
▼
100.00 nΩ·m
Rank:
31
(Overall)
▶
177.00 nΩ·m
Rank:
21
(Overall)
▶
▲
Properties of Thallium
⊕
▶
193
(Properties of..)
◀
▶
ADD ⊕
1.2 Electrical Conductivity
Properties of S..
⊕
▶
▼
Not Available
Rank:
N/A
(Overall)
▶
0.05 10
6
/cm Ω
Rank:
34
(Overall)
▶
▲
Properties of Plutonium
⊕
▶
0.0993
(Properties of..)
◀
▶
ADD ⊕
1.3 Electron Affinity
Properties of G..
⊕
▶
▼
Not Available
Rank:
N/A
(Overall)
▶
Not Available
Rank:
N/A
(Overall)
▶
▲
Properties of Mercury
⊕
▶
59.6
(Properties of..)
◀
▶
ADD ⊕
1.4 Electrical Property
NA
Conductor
2 Magnetic Characteristics
2.1 Specific Gravity
Properties of C..
⊕
▶
▼
5.00
Rank:
56
(Overall)
▶
15.37
Rank:
12
(Overall)
▶
▲
Properties of Lithium
⊕
▶
4500
(Properties of..)
◀
▶
ADD ⊕
2.2 Magnetic Ordering
Nonmagnetic
Paramagnetic
2.3 Permeability
Properties of I..
⊕
▶
▼
Not Available
Rank:
N/A
(Overall)
▶
Not Available
Rank:
N/A
(Overall)
▶
▲
Properties of Bismuth
⊕
▶
0.0063
(Properties of..)
◀
▶
ADD ⊕
2.4 Susceptibility
Properties of I..
⊕
▶
▼
Not Available
Rank:
N/A
(Overall)
▶
Not Available
Rank:
N/A
(Overall)
▶
▲
Properties of Bismuth
⊕
▶
200000
(Properties of..)
◀
▶
ADD ⊕
10 Thermal
1 Specific Heat
Properties of L..
⊕
▶
▼
0.12 J/(kg K)
Rank:
40
(Overall)
▶
0.12 J/(kg K)
Rank:
40
(Overall)
▶
▲
Properties of Americium
⊕
▶
0.363
(Properties of..)
◀
▶
ADD ⊕
2 Thermal Conductivity
Properties of S..
⊕
▶
▼
18.60 W/m·K
Rank:
45
(Overall)
▶
47.00 W/m·K
Rank:
32
(Overall)
▶
▲
Properties of Neptunium
⊕
▶
71.6
(Properties of..)
◀
▶
ADD ⊕
3 Critical Temperature
Properties of L..
⊕
▶
▼
Not Available
Rank:
N/A
(Overall)
▶
Not Available
Rank:
N/A
(Overall)
▶
▲
Properties of Ytterbium
⊕
▶
2093
(Properties of..)
◀
▶
ADD ⊕
4 Molar Heat Capacity
Properties of A..
⊕
▶
▼
Not Available
Rank:
N/A
(Overall)
▶
Not Available
Rank:
N/A
(Overall)
▶
▲
Properties of Beryllium
⊕
▶
27.11
(Properties of..)
◀
▶
ADD ⊕
5 Thermal Expansion
Properties of C..
⊕
▶
▼
Not Available
Rank:
N/A
(Overall)
▶
9.90 µm/(m·K)
Rank:
40
(Overall)
▶
▲
Properties of Tungsten
⊕
▶
20.6
(Properties of..)
◀
▶
ADD ⊕
6 Standard Molar Entropy
Properties of P..
⊕
▶
▼
71.00 J/mol.K
Rank:
14
(Overall)
▶
198.10 J/mol.K
Rank:
1
(Overall)
▶
▲
Properties of Beryllium
⊕
▶
55
(Properties of..)
◀
▶
ADD ⊕
7 Enthalpy
7.1 Enthalpy of Vaporization
Properties of T..
⊕
▶
▼
Not Available
Rank:
N/A
(Overall)
▶
Not Available
Rank:
N/A
(Overall)
▶
▲
Properties of Zinc
⊕
▶
330.9
(Properties of..)
◀
▶
ADD ⊕
7.2 Enthalpy of Fusion
Properties of T..
⊕
▶
▼
Not Available
Rank:
N/A
(Overall)
▶
12.34 kJ/mol
Rank:
28
(Overall)
▶
▲
Properties of Cesium
⊕
▶
14.1
(Properties of..)
◀
▶
ADD ⊕
7.3 Enthalpy of Atomization
Properties of T..
⊕
▶
▼
163.00 kJ/mol
Rank:
51
(Overall)
▶
Not Available
Rank:
N/A
(Overall)
▶
▲
Properties of Mercury
⊕
▶
360
(Properties of..)
◀
▶
ADD ⊕
Compare All Metals
Radium vs Iridium
Radium vs Molybdenum
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All Metals
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Compare All Metals
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Protactinium vs Chromium
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