Chemical Thermodynamics of Tin - Volume 12 - OECD Nuclear ...

182
VIII Group 17 (halogen) compounds and complexes
Table VIII-10: Experimental formation constants of the species SnCl
Method Ionic media log 10 β q
Sn 4+ + Cl – SnCl 3+
Ise-Sn ≈ 4 M (HCl, NaSO 4 ,
H 2 SO 4 )
reported
log 10 β q
recalc. (a)
log 10 β q
accepted (b)
q− 4 q
.
Reference
3.62 [1972DES/JOV]
Ise-Cl 5 M (6.41 m) HClO 4 3.71 3.70 ± 0.06 3.59 ± 0.30 [1978FAT/ROU]
sp 5.62 m HClO 4
7.42 m HClO 4
8.12 m HClO 4
10.03 m HClO 4
12.18 m HClO 4
→ 0 (c)
→ 6.41 m HClO 4
(d)
←
2.91 ± 0.36
2.80 ± 0.30
3.13 ± 0.12
3.52 ± 0.15
4.40 ± 0.30
3.19 ± 0.50
2.73 ± 0.17
2.91 ± 0.36
2.80 ± 0.30
3.13 ± 0.12
3.52 ± 0.15
4.40 ± 0.30
3.19 ± 0.50
2.73 ± 0.17
[2009GAJ/SIP]
Sn 4+ + 2 Cl – 2
SnCl +
2
Ise-Sn ≈ 4 M (HCl, NaSO 4 , 4.76 [1972DES/JOV]
H 2 SO 4 )
Ise-Cl 5 M (6.41 m) HClO 4 6.46 6.46 ± 0.04 6.24 ± 0.30 [1978FAT/ROU]
sp 5.62 m HClO 4 4.96 ± 0.36
4.96 ± 0.36 [2009GAJ/SIP]
7.42 m HClO 4
8.12 m HClO 4
10.03 m HClO 4
12.18 m HClO 4
→ 0 (c)
→ 6.41 m HClO (d) 4 ←
5.19 ± 0.30
5.77 ± 0.10
6.57 ± 0.12
7.45 ± 0.15
5.95 ± 0.36
5.08 ± 0.14
5.19 ± 0.30
5.77 ± 0.10
6.57 ± 0.12
7.45 ± 0.15
5.95 ± 0.36
5.08 ± 0.14
Sn 4+ + 3 Cl – SnCl +
3
Ise-Sn ≈ 4 M (HCl, NaSO 4 , 4.71 [1972DES/JOV]
H 2 SO 4 )
Ise-Cl 5 M (6.41 m) HClO 4 8.78 8.76 ± 0.07 8.44 ± 0.30 [1978FAT/ROU]
Sn 2+ + 4 Cl – SnCl 4 (aq)
Ise-Sn ≈ 4 M (HCl, NaSO 4 , 4.33 [1972DES/JOV]
H 2 SO 4 )
Ise-Cl 5 M (6.41 m) HClO 4 9.48 9.57 ± 0.30 9.14 ± 0.30 [1978FAT/ROU]
sp 5.62 m HClO 4
7.42 m HClO 4
8.12 m HClO 4
10.03 m HClO 4
12.18 m HClO 4
→ 0 (c)
(d)
→ 6.41 m HClO 4 ←
8.01 ± 0.30
8.75 ± 0.30
9.27 ± 0.12
10.39 ± 0.10
11.69 ± 0.10
9.57 ± 0.32
8.31 ± 0.14
8.01 ± 0.30
8.75 ± 0.30
9.27 ± 0.12
10.39 ± 0.10
11.69 ± 0.10
9.57 ± 0.32
8.31 ± 0.14
[2009GAJ/SIP]
(Continued on next page)
CHEMICAL THERMODYNAMICS OF TIN, ISBN 978-92-64-99206-1, © OECD 2012