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SOLIDES IONIQUES
DONNÉES THERMODYNAMIQUES
1 - ÉNERGIES MOLAIRES RÉTICULAIRES
CATION ANION |
Li+ |
Na+ |
K+ |
Cs+ |
NH4+ |
Mg2+ |
Ca2+ |
Ba2+ |
| F- | 1035 |
922 |
814 |
730 |
824 |
2941 |
2617 |
2339 |
| Cl- | 863 |
794 |
718 |
663 |
705 |
2520 |
2254 |
2052 |
| Br- | 815 |
754 |
684 |
635 |
672 |
2425 |
2160 |
1972 |
| I- | 762 |
708 |
646 |
604 |
629 |
2315 |
2065 |
1869 |
| OH- | 959 |
827 |
725 |
654 |
- |
2838 |
2478 |
2208 |
| NO3- | 831 |
745 |
669 |
541 |
651 |
2459 |
2186 |
1975 |
| SO42- | 2068 |
1876 |
1722 |
1605 |
1687 |
2889 |
2617 |
2391 |
| CO32- | 2336 |
2110 |
1922 |
1899 |
- |
3187 |
2877 |
2622 |
en kJ/mol à q = 25°C
2 - CHALEURS MOLAIRES D'HYDRATATION
CATIONS |
Li+ |
Na+ |
K+ |
Cs+ |
NH4+ |
Mg2+ |
Ca2+ |
Ba2+ |
Qhydr (kJ/mol) |
-520 |
-410 |
-320 |
-265 |
-310 |
-1920 |
-1575 |
-1305 |
ANIONS |
F- |
Cl- |
Br- |
I- |
OH- |
NO3- |
SO42- |
CO32- |
Qhydr (kJ/mol) |
-515 |
-380 |
-345 |
-305 |
-460 |
-315 |
-1060 |
-1315 |
3 - CHALEURS MOLAIRES DE DISSOLUTION
CATION ANION |
Li+ |
Na+ |
K+ |
Cs+ |
NH4+ |
Mg2+ |
Ca2+ |
Ba2+ |
| F- | 0 |
-3 |
-21 |
-50 |
-1 |
-9 |
12 |
4 |
| Cl- | -37 |
4 |
18 |
18 |
15 |
-160 |
-81 |
-13 |
| Br- | -50 |
-1 |
19 |
25 |
17 |
-185 |
-105 |
-23 |
| I- | -63 |
-7 |
21 |
34 |
14 |
-215 |
-120 |
-46 |
| OH- | -21 |
-43 |
-55 |
-71 |
- |
-2 |
-17 |
-53 |
| NO3- | -4 |
20 |
34 |
39 |
26 |
-91 |
-19 |
40 |
| SO42- | -32 |
-4 |
22 |
15 |
7 |
-91 |
-18 |
26 |
| CO32- | -19 |
-25 |
-33 |
54 |
- |
-48 |
-13 |
2 |
en kJ/mol à q = 25°C
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