dimethylcadmium
- Formula: C2H6Cd
- Molecular weight: 142.480
- CAS Registry Number: 506-82-1
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Phase change data
Go To: Top, Gas phase ion energetics data, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled as indicated in comments:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
MS - José A. Martinho Simões
DH - Eugene S. Domalski and Elizabeth D. Hearing
AC - William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Ttriple | 270.48 | K | N/A | N/A | Crystal phase 1 phase; Uncertainty assigned by TRC = 0.02 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 8.87 ± 0.02 | kcal/mol | RSC | Sokolovskii and Baev, 1985 | MS |
Quantity | Value | Units | Method | Reference | Comment |
ΔsubH° | 8.87 ± 0.02 | kcal/mol | CC-SB | Sokolovskii and Baev, 1985 | MS |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
9.1530 | 291.5 | N/A | P = 3.033 kPa; DH |
8.87 ± 0.02 | 324. | Sokolovski and Baev, 1985 | Based on data from 271. to 378. K. See also Baev, 2001.; AC |
9.30 | 282. | N/A | Based on data from 270. to 295. K.; AC |
Entropy of vaporization
ΔvapS (cal/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
31.41 | 291.5 | N/A | P; DH |
Enthalpy of fusion
ΔfusH (kcal/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
1.87 | 270.5 | N/A | AC |
Enthalpy of phase transition
ΔHtrs (kcal/mol) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
---|---|---|---|---|---|
0.36350 | 254.35 | crystaline, II | crystaline, I | N/A | DH |
1.873 | 270.48 | crystaline, I | liquid | N/A | DH |
Entropy of phase transition
ΔStrs (cal/mol*K) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
---|---|---|---|---|---|
1.43 | 254.35 | crystaline, II | crystaline, I | N/A | DH |
6.924 | 270.48 | crystaline, I | liquid | N/A | DH |
Gas phase ion energetics data
Go To: Top, Phase change data, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled as indicated in comments:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
8.56 ± 0.02 | PI | Distefano and Dibeler, 1970 | RDSH |
8.8 | PE | Creber and Bancroft, 1980 | Vertical value; LLK |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
CH3Cd+ | 9.69 ± 0.02 | CH3 | PI | Distefano and Dibeler, 1970 | RDSH |
Cd+ | 12.10 ± 0.02 | 2CH3 | PI | Distefano and Dibeler, 1970 | RDSH |
References
Go To: Top, Phase change data, Gas phase ion energetics data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Sokolovskii and Baev, 1985
Sokolovskii, A.E.; Baev, A.K.,
Vestsi Akad. Navuk BSSR, Ser. Khim. Navuk, 1985, 112.. [all data]
Sokolovski and Baev, 1985
Sokolovski, A.E.; Baev, A.K.,
Vestsi Akad. G. Emii Navuk BSSR Ser. Khim. Navuk, 1985, 1112. [all data]
Baev, 2001
Baev, A.K.,
Izv. Vyssh. Uchebn. Zaved., Khim. Khim. Tekhnol., 2001, 44, 1, 3. [all data]
Distefano and Dibeler, 1970
Distefano, G.; Dibeler, V.H.,
Photoionization study of the dimethyl compounds of zinc, cadmium, and mercury,
Intern. J. Mass Spectrom. Ion Phys., 1970, 4, 59. [all data]
Creber and Bancroft, 1980
Creber, D.K.; Bancroft, G.M.,
Photoelectron studies of dialkyl group 2B compounds: Ligand field splittings intensity variations with photon energy,
Inorg. Chem., 1980, 19, 643. [all data]
Notes
Go To: Top, Phase change data, Gas phase ion energetics data, References
- Symbols used in this document:
AE Appearance energy Ttriple Triple point temperature ΔHtrs Enthalpy of phase transition ΔStrs Entropy of phase transition ΔfusH Enthalpy of fusion ΔsubH° Enthalpy of sublimation at standard conditions ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions ΔvapS Entropy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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