Physical Chemistry Third Edition

1232 A Tables of Numerical Data

Table A.22 Properties of Diatomic Molecules

Term/Unit:

De/hc

cm−^1

̃ve

cm−^1

̃vexe

cm−^1

̃Be

cm−^1

re

Å

̃αe

cm−^1

̃De

10 −^4 cm−^1

(^79) Br 2 / (^1) Σ+
g^325.^321 .077 0.0821 2.^2810.^0003190.^00021
(^12) C (^16) O/ (^1) Σ+ 90544 2169. 813. 29 1. 931 1. 128 0. 0175 0. 0612
(^35) Cl 2 / (^1) Σ+
g^559.^72.^680 .2440 1.^9880.^00150.^000186
(^1) H 2 / (^1) Σ+
g 38297 4401.2 121.^360.^850.^7413.^060.^00471
(^1) H (^81) Br/ (^1) Σ+ 2648 .98 45. 22 8 .4649 1. 414 0. 233 3. 46
(^1) H (^35) Cl/ (^1) Σ+ 37240 2990. 952. 810. 593 1. 275 0. 307 5. 32
(^1) H (^19) F/ (^1) Σ+ 4138. 389. 920. 956 0. 9168 0. 798 21. 51
(^1) H (^127) I/ (^1) Σ+ 2309 .01 39. 64 6 .4264 1. 609 0. 1689 2. 069
(^127) I 2 / (^1) Σ+
g^12550214.^50 .615 0.03737 2.^6660.^0001140.^000042
(^14) N 2 / (^1) Σ+
g 79890 2358.^614.^31.^9981.^09814.^30.^0576
(^14) N (^16) O/ (^2) Π 1 / 2 1904 .20 14.075 1.67095 1.15077 0. 0171 0. 54
(^16) O 2 / (^3) Σ−
g^1580.^211.^981 .4456 1.^2080.^01590.^0048
(^19) F 2 / (^1) Σ+
g^916 .64 11.236 0.89019 1.41193 0.^0138470.^033
Data primarily from K. P. Huber and G. Herzberg,Molecular Spectra and Molecular Structure, Vol. IV,
Constants of Diatomic Molecules, Van Nostrand Reinhold, New York, 1979.
Table A.23 Properties of Some Nuclei in Their Ground States
Nuclide IgN Abundance/% Atomic Mass/amu
(Earth’s Crust)
(^1) H 1/2 5. 5856 99. 985 1. 007825
(^2) H10. 8574 0. 015 2. 014102
(^7) Li 3/2 2. 171 92. 44 7. 01600
(^12) C0− 98. 89 12. 00000
(^13) C 1/2 1. 4048 1. 11 13. 00335
(^14) N10. 403 99. 63 14. 003074
(^15) N 1/2 − 0. 567 0. 37 15. 00011
(^16) O0− 99. 759 15. 994915
(^17) O 5/2 − 0. 757 0. 037 16. 99913
(^19) F 1/2 5. 257 100 18. 99840
(^23) Na 3/2 1. 478 100 22. 98977
(^29) Si 1/2 − 1. 111 4. 70 28. 97650
(^31) P 1/2 2. 263 100 30. 97376
(^33) S 3/2 0. 429 0. 76 32. 97146
(^35) Cl 3/2 0. 548 75. 77 34. 96885
(^37) Cl 3/2 0. 456 24. 23 36. 96590
(^63) Cu 3/2 1. 484 69. 17 62. 92959
(^65) Cu 3/2 1. 590 30. 83 64. 92779
Data on abundances and masses from Norman E. Holden and F. William Walker,Chart of the Nuclides,
General Electric Co., Schenectady, NY, 1968.