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Properties of substance:
palladium
Group of substances:
inorganic
Physical appearance:
cubic metal
Empirical formula (Hill's system for organic substances):
Pd
Structural formula as text:
Pd
Molar/atomic mass: 106.4
Melting point (°C):
1554
Boiling point (°C):
2040
Solubility (g/100 g of solvent):
gallium
: 33.4 (500°C) [
Ref.
]
mercury
: 0.006 (20°C) [
Ref.
]
water
: insoluble [
Ref.
]
Numerical data:
Year of discovery: 1803
Density:
12.02 (20°C, g/cm
3
)
Reactions:
[
Ref.1
]
Pd + F
2
→ PdF
2
[
Ref.1
,
Ref.2
]
Pd + Cl
2
→ PdCl
2
Standard molar enthalpy (heat) of formation Δ
f
H
0
(298.15 K, kJ/mol):
0 (s)
Standard molar Gibbs energy of formation Δ
f
G
0
(298.15 K, kJ/mol):
0 (s)
Standard molar entropy S
0
(298.15 K, J/(mol·K)):
37.7 (s)
Molar heat capacity at constant pressure C
p
(298.15 K, J/(mol·K)):
25.9 (s)
Molar enthalpy (heat) of fusion Δ
fus
H (kJ/mol):
17
Enthalpy (heat) of vaporization Δ
vap
H (kJ/mol):
353
References:
Гурвич Я.А. Справочник молодого аппаратчика-химика. - М.: Химия, 1991. - pp. 51 [Russian]
Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 90 [Russian]
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© Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru