Lead dichloride


Condensed phase thermochemistry data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Quantity Value Units Method Reference Comment
Δfliquid-82.278kcal/molReviewChase, 1998Data last reviewed in June, 1973
Quantity Value Units Method Reference Comment
liquid,1 bar36.656cal/mol*KReviewChase, 1998Data last reviewed in June, 1973
Quantity Value Units Method Reference Comment
Δfsolid-85.901kcal/molReviewChase, 1998Data last reviewed in June, 1973
Quantity Value Units Method Reference Comment
solid32.500cal/mol*KReviewChase, 1998Data last reviewed in June, 1973

Liquid Phase Heat Capacity (Shomate Equation)

Cp° = A + B*t + C*t2 + D*t3 + E/t2
H° − H°298.15= A*t + B*t2/2 + C*t3/3 + D*t4/4 − E/t + F − H
S° = A*ln(t) + B*t + C*t2/2 + D*t3/3 − E/(2*t2) + G
    Cp = heat capacity (cal/mol*K)
    H° = standard enthalpy (kcal/mol)
    S° = standard entropy (cal/mol*K)
    t = temperature (K) / 1000.

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Temperature (K) 774. to 2000.
A 26.65010
B 8.730839×10-9
C -5.862042×10-9
D 1.308310×10-9
E 3.755510×10-10
F -91.74080
G 64.99699
H -82.27811
ReferenceChase, 1998
Comment Data last reviewed in June, 1973

Solid Phase Heat Capacity (Shomate Equation)

Cp° = A + B*t + C*t2 + D*t3 + E/t2
H° − H°298.15= A*t + B*t2/2 + C*t3/3 + D*t4/4 − E/t + F − H
S° = A*ln(t) + B*t + C*t2/2 + D*t3/3 − E/(2*t2) + G
    Cp = heat capacity (cal/mol*K)
    H° = standard enthalpy (kcal/mol)
    S° = standard entropy (cal/mol*K)
    t = temperature (K) / 1000.

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Temperature (K) 298. to 774.
A 16.44760
B 6.746011
C 0.141829
D -0.040056
E -0.003947
F -91.11819
G 50.36520
H -85.90019
ReferenceChase, 1998
Comment Data last reviewed in June, 1973

Vibrational and/or electronic energy levels

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Takehiko Shimanouchi

Symmetry:   C     Symmetry Number σ = 2


 Sym.   No   Approximate   Selected Freq.  Infrared   Raman   Comments 
 Species   type of mode   Value   Rating   Value  Phase  Value  Phase

a1 1 Sym str 314  C 322 solid solid 314 p gas
a1 2 Bend 99  C 99 p gas
b1 3 Anti str 299  D 299 solid solid 300 dp solid solid

Source: Shimanouchi, 1972

Notes

pPolarized
dpDepolarized
C3~6 cm-1 uncertainty
D6~15 cm-1 uncertainty

References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Chase, 1998
Chase, M.W., Jr., NIST-JANAF Themochemical Tables, Fourth Edition, J. Phys. Chem. Ref. Data, Monograph 9, 1998, 1-1951. [all data]

Shimanouchi, 1972
Shimanouchi, T., Tables of Molecular Vibrational Frequencies Consolidated Volume II, J. Phys. Chem. Ref. Data, 1972, 6, 3, 993-1102. [all data]


Notes

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