Properties of Palladium and Nickel
Melting Point
1,554.90 °C
  
22
1,453.00 °C
  
31
Boiling Point
2,963.00 °C
  
33
2,732.00 °C
  
38
Hardness
  
  
Optical Properties
  
  
Refractive Index
Not Available
  
Speed of Sound
3,070.00 m/s
  
26
4,900.00 m/s
  
12
Allotropes
No
  
No
  
α Allotropes
Not Available
  
Not Available
  
β Allotropes
Not Available
  
Not Available
  
γ Allotropes
Not Available
  
Not Available
  
Chemical Formula
Pd
  
Ni
  
Isotopes
  
  
Electronegativity
  
  
Pauling Electronegativity
Sanderson Electronegativity
Not Available
  
Allred Rochow Electronegativity
Mulliken-Jaffe Electronegativity
Not Available
  
Not Available
  
Electropositivity
  
  
Pauling Electropositivity
Ionization Energies
  
  
1st Energy Level
520.23 kJ/mol
  
99+
737.10 kJ/mol
  
25
2nd Energy Level
7,298.22 kJ/mol
  
2
1,753.00 kJ/mol
  
25
3rd Energy Level
11,815.13 kJ/mol
  
3
3,395.00 kJ/mol
  
17
Electrochemical Equivalent
1.99 g/amp-hr
  
30
1.10 g/amp-hr
  
99+
Other Chemical Properties
Density
  
  
Density At Room Temperature
12.02 g/cm3
  
29
8.91 g/cm3
  
99+
Density When Liquid (at m.p.)
10.38 g/cm3
  
17
Vapor Pressure
  
  
Tensile Strength
Not Available
  
Viscosity
Not Available
  
Not Available
  
Elasticity properties
  
  
Other Mechanical Properties
Symbol
Pd
  
Ni
  
Period Number
5
  
4
  
Atomic Weight
106.42 amu
  
99+
Atomic Volume
8.90 cm3/mol
  
99+
6.59 cm3/mol
  
99+
Electron Configuration
[Kr] 4d10
  
[Ar] 3d8 4s2 Or [Ar] 3d9 4s1
  
Valence Electron Potential
33.00 (-eV)
  
99+
42.00 (-eV)
  
99+
Atom
  
  
Crystal Lattice
FCC-Crystal-Structure-of-Palladium.jpg#100
  
FCC-Crystal-Structure-of-Nickel.jpg#100
  
Radius of an Atom
  
  
Lattice Angles
π/2, π/2, π/2
  
π/2, π/2, π/2
  
Lattice C/A Ratio
Not Available
  
Not Available
  
Adjacent Atomic Numbers
  
  
Electrical Properties
  
  
Resistivity
105.40 nΩ·m
  
29
Electrical Conductivity
0.10 106/cm Ω
  
22
0.14 106/cm Ω
  
13
Electron Affinity
54.23 kJ/mol
  
17
112.00 kJ/mol
  
6
Magnetic Characteristics
  
  
Magnetic Ordering
Ferromagnetic
  
Permeability
Not Available
  
Susceptibility
Not Available
  
Specific Heat
0.24 J/(kg K)
  
23
0.44 J/(kg K)
  
13
Thermal Conductivity
71.80 W/m·K
  
23
90.90 W/m·K
  
18
Critical Temperature
Not Available
  
Not Available
  
Molar Heat Capacity
25.98 J/mol·K
  
33
26.07 J/mol·K
  
31
Thermal Expansion
11.80 µm/(m·K)
  
33
13.40 µm/(m·K)
  
28
Standard Molar Entropy
37.60 J/mol.K
  
40
29.90 J/mol.K
  
99+
Enthalpy
  
  
Enthalpy of Vaporization
376.60 kJ/mol
  
19
371.80 kJ/mol
  
20
Enthalpy of Fusion
16.74 kJ/mol
  
18
17.57 kJ/mol
  
14
Enthalpy of Atomization
393.30 kJ/mol
  
22
422.60 kJ/mol
  
17