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Platinum
Platinum

Californium
Californium



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Platinum
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Californium

Platinum Californium Comparison

1 Periodic Table
1.1 Symbol
Pt
Cf
1.2 Group Number
10NA
Gadolinium Metal
0 17
1.3 Period Number
67
Lithium Metal
2 7
1.4 Block
d block
f block
1.5 Element Family
Transition Metal
Actinide
1.6 CAS Number
74400647440713
Aluminium Metal
7429905 54386242
2.3 Space Group Name
Fm_ 3m
P63/mmc
2.4 Space Group Number
225.00194.00
Plutonium Metal
11 229
3 Facts
3.1 Interesting Facts
  • Platinum is the rarest metal from the Precious metal categories..
  • Commercially Platinum is produced as a byproduct in ores of nickel.
  • Californium metal is very harmful and highly radioactive.
  • Californium metal is the heaviest metal.
3.2 Sources
Mining, Ores of metals, Ores of Minerals
Made by Bombarding Curium with Helium Ions
3.3 History
3.3.1 Who Discovered
Antonio de Ulloa
Lawrence Berkeley National Laboratory
3.3.2 Discovery
In 1735
In 1950
3.4 Abundance
3.4.1 Abundance In Universe
5 * 10-7 %NA
Thallium Metal
5E-09 0.11
4.1.1 Abundance In Sun
~0.0000009 %~-9999 %
Beryllium Metal
1E-08 0.1
4.2.1 Abundance In Meteorites
0.00 %NA
Gold Metal
1.7E-07 22
4.2.2 Abundance In Earth's Crust
0.00 %NA
Radium Metal
9.9E-12 8.1
4.4.2 Abundance In Oceans
NANA
Protactinium Metal
2E-23 1.1
4.4.4 Abundance In Humans
NANA
Radium Metal
1E-13 1.4
5 Uses
5.1 Uses & Benefits
  • Platinum metal is mainly used in jewellery.
  • Platinum is used as an industrial catalyst in production of nitric acid, silicone and benzene.
  • Californium metal has a very strong neutron emitter. It is used as a metal detector.
  • It also used as an identifier to check Water and oil layers in oil wells.
5.1.1 Industrial Uses
Aerospace Industry, Chemical Industry
Chemical Industry
5.1.2 Medical Uses
Dentistry, Pharmaceutical Industry, Surgical Instruments Manufacturing
NA
5.1.3 Other Uses
Alloys, Bullion, Coinage, Jewellery, Sculptures, Statues
Alloys, Nuclear Research
5.2 Biological Properties
5.2.1 Toxicity
Non Toxic
Toxic
5.2.3 Present in Human Body
5.2.4 In Blood
NA0.00 Blood/mg dm-3
Plutonium Metal
0 1970
5.2.5 In Bone
NA0.00 p.p.m.
Plutonium Metal
0 170000
6 Physical
6.1 Melting Point
1,772.00 °C900.00 °C
Francium Metal
27 3410
6.3 Boiling Point
3,827.00 °C1,470.00 °C
Flerovium Metal
147 5660
7.3 Appearance
7.3.1 Physical State
Solid
Solid
7.3.2 Color
Silvery White
Silver
7.3.3 Luster
Metallic
NA
7.4 Hardness
7.4.1 Mohs Hardness
3.503.00
Cesium Metal
0.2 8.5
7.5.2 Brinell Hardness
300.00 MPaNA
Cesium Metal
0.14 3490
7.5.4 Vickers Hardness
400.00 MPaNA
Palladium Metal
121 3430
7.6 Speed of Sound
2,800.00 m/sNA
Thallium Metal
818 16200
7.7 Optical Properties
7.7.1 Refractive Index
NANA
Mercury Metal
1.000933 1.7229
7.7.3 Reflectivity
73.00 %NA
Molybdenum Metal
58 97
7.8 Allotropes
7.8.1 α Allotropes
Not Available
Not Available
7.8.2 β Allotropes
Not Available
Not Available
7.8.3 γ Allotropes
Not Available
Not Available
8 Chemical
8.1 Chemical Formula
Pt
Cf
8.2 Isotopes
8.2.1 Known Isotopes
3520
Tennessine Metal
0 38
8.4 Electronegativity
8.4.1 Pauling Electronegativity
2.281.30
Francium Metal
0.7 2.54
8.5.2 Sanderson Electronegativity
NANA
Cesium Metal
0.22 2.56
8.5.5 Allred Rochow Electronegativity
1.441.20
Cesium Metal
0.86 1.82
8.5.6 Mulliken-Jaffe Electronegativity
NANA
Cesium Metal
0.62 2.48
8.5.8 Allen Electronegativity
1.72NA
Cesium Metal
0.659 2.7
8.6 Electropositivity
8.6.1 Pauling Electropositivity
1.722.70
Gold Metal
1.46 3.3
8.7 Ionization Energies
8.7.1 1st Energy Level
870.00 kJ/mol608.00 kJ/mol
Cesium Metal
375.7 26130
8.7.3 2nd Energy Level
1,791.00 kJ/mol1,206.00 kJ/mol
Ruthenium Metal
710.2162 28750
8.7.5 3rd Energy Level
NA2,267.00 kJ/mol
Osmium Metal
1600 34230
8.7.8 4th Energy Level
NA3,599.00 kJ/mol
Thorium Metal
2780 37066
8.7.9 5th Energy Level
NANA
Dubnium Metal
4305.2 97510
8.7.11 6th Energy Level
NANA
Seaborgium Metal
5715.8 105800
8.7.13 7th Energy level
NANA
Bohrium Metal
7226.8 114300
8.7.15 8th Energy Level
NANA
Hassium Metal
8857.4 125300
8.7.16 9th Energy Level
NANA
Yttrium Metal
14110 134700
8.7.18 10th Energy Level
NANA
Strontium Metal
17100 144300
8.7.20 11th Energy Level
NANA
Yttrium Metal
19900 169988
8.7.23 12th Energy Level
NANA
Molybdenum Metal
22219 189368
8.7.25 13th Energy Level
NANA
Molybdenum Metal
26930 76015
8.7.27 14th Energy Level
NANA
Molybdenum Metal
29196 86450
8.7.30 15th Energy Level
NANA
Manganese Metal
41987 97510
8.7.32 16th Energy Level
NANA
Iron Metal
47206 109480
8.7.34 17th Energy Level
NANA
Cobalt Metal
52737 122200
8.7.36 18th Energy Level
NANA
Nickel Metal
58570 134810
8.7.38 19th Energy Level
NANA
Copper Metal
64702 148700
8.7.41 20th Energy Level
NANA
Molybdenum Metal
80400 171200
8.7.43 21st Energy Level
NANA
Molybdenum Metal
87000 179100
8.7.45 22nd Energy Level
NANA
Molybdenum Metal
93400 184900
8.7.47 23rd Energy Level
NANA
Molybdenum Metal
98420 198800
8.8.1 24th Energy Level
NANA
Molybdenum Metal
104400 195200
8.8.2 25th Energy Level
NANA
Molybdenum Metal
121900 121900
8.8.3 26th Energy Level
NANA
Molybdenum Metal
127700 127700
8.9.1 27th Energy Level
NANA
Molybdenum Metal
133800 133800
8.10.1 28th Energy Level
NANA
Molybdenum Metal
139800 139800
9.1.1 29th Energy Level
NANA
Molybdenum Metal
148100 148100
9.1.2 30th Energy Level
NANA
Molybdenum Metal
154500 154500
9.5 Electrochemical Equivalent
1.82 g/amp-hr3.12 g/amp-hr
Beryllium Metal
0.16812 8.3209
9.6 Electron Work Function
5.65 eVNA
Cesium Metal
2.14 5.65
9.7 Other Chemical Properties
Chemical Stability, Anti Corrosion, Ionization
Corrosion, Ionization, Radioactive Isotopes, Radioactivity, Solubility
10 Atomic
10.1 Atomic Number
7898
Lithium Metal
3 117
10.3 Electron Configuration
[Xe] 4f14 5d9 6s1
[Rn] 5f10 7s2
10.4 Crystal Structure
Face Centered Cubic (FCC)
Double Hexagonal Close Packed (DHCP)
10.4.1 Crystal Lattice
10.5 Atom
10.5.1 Number of Protons
7898
Lithium Metal
3 117
10.5.3 Number of Neutrons
117153
Lithium Metal
4 184
10.5.5 Number of Electrons
7898
Lithium Metal
3 117
10.7 Radius of an Atom
10.7.1 Atomic Radius
139.00 pm186.00 pm
Beryllium Metal
112 265
10.8.1 Covalent Radius
136.00 pmNA
Beryllium Metal
96 260
10.8.2 Van der Waals Radius
175.00 pmNA
Zinc Metal
139 348
10.11 Atomic Weight
47.87 amu251.00 amu
Lithium Metal
6.94 294
10.13 Atomic Volume
9.09 cm3/molNA
Manganese Metal
1.39 71.07
11.2 Adjacent Atomic Numbers
11.2.1 Previous Element
11.2.2 Next Element
11.3 Valence Electron Potential
392.42 (-eV)44.50 (-eV)
Francium Metal
8 392.42
11.4 Lattice Constant
392.42 pm338.00 pm
Beryllium Metal
228.58 891.25
11.5 Lattice Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3
11.6 Lattice C/A Ratio
NANA
Beryllium Metal
1.567 1.886
12 Mechanical
12.1 Density
12.1.1 Density At Room Temperature
21.45 g/cm315.10 g/cm3
Lithium Metal
0.534 40.7
12.3.2 Density When Liquid (at m.p.)
19.77 g/cm3NA
Lithium Metal
0.512 20
12.4 Tensile Strength
125.00 MPaNA
Indium Metal
2.5 11000
12.6 Viscosity
NANA
Mercury Metal
0.001526 0.001526
12.7 Vapor Pressure
12.7.2 Vapor Pressure at 1000 K
NANA
Cerium Metal
2.47E-11 121
12.7.3 Vapor Pressure at 2000 K
0.07 (Pa)NA
Tungsten Metal
2.62E-10 774
12.8 Elasticity properties
12.8.1 Shear Modulus
61.00 GPaNA
Potassium Metal
1.3 222
12.9.1 Bulk Modulus
230.00 GPaNA
Cesium Metal
1.6 462
13.1.2 Young's Modulus
168.00 GPaNA
Cesium Metal
1.7 528
13.2 Poisson Ratio
0.38NA
Beryllium Metal
0.032 0.47
13.3 Other Mechanical Properties
Ductile, Malleable
Malleable, Sectile
14 Magnetic
14.1 Magnetic Characteristics
14.1.1 Specific Gravity
21.4515.10
Lithium Metal
0.53 4500
14.2.3 Magnetic Ordering
Paramagnetic
Paramagnetic
14.2.4 Permeability
0.00 H/mNA
Bismuth Metal
1.25643E-06 0.0063
14.2.6 Susceptibility
NANA
Bismuth Metal
-0.000166 200000
14.3 Electrical Properties
14.3.1 Electrical Property
Conductor
Unknown
14.3.2 Resistivity
105.00 nΩ·mNA
Thallium Metal
0.18 961
15.1.1 Electrical Conductivity
0.10 106/cm ΩNA
Plutonium Metal
0.00666 0.63
15.2.1 Electron Affinity
205.30 kJ/molNA
Mercury Metal
0 222.8
16 Thermal
16.1 Specific Heat
0.13 J/(kg K)NA
Americium Metal
0.11 3.6
16.3 Molar Heat Capacity
25.86 J/mol·KNA
Beryllium Metal
16.443 62.7
16.5 Thermal Conductivity
71.60 W/m·KNA
Neptunium Metal
6.3 429
16.7 Critical Temperature
NANA
Ytterbium Metal
26.3 3223
16.9 Thermal Expansion
8.80 µm/(m·K)NA
Tungsten Metal
4.5 97
16.10 Enthalpy
16.10.1 Enthalpy of Vaporization
510.50 kJ/molNA
Zinc Metal
7.32 799.1
16.10.3 Enthalpy of Fusion
19.70 kJ/molNA
Cesium Metal
2.1 35.23
16.11.1 Enthalpy of Atomization
565.00 kJ/molNA
Mercury Metal
61.5 837
16.12 Standard Molar Entropy
41.60 J/mol.KNA
Beryllium Metal
9.5 198.1