 |
Demi-réaction |
Eo / V |
Annotation |
 |
 |
 |
PO43- + 3H+ + 2e- HPO32- + H2O |
+0.121 |
|
 |
HPO42- + 2H+ + 2e- HPO32- + H2O |
- 0.234 |
|
 |
H2PO4- + H+ + 2e- HPO32- + H2O |
- 0.447 |
|
 |
H2PO4- + 2H+ + 2e- H2PO3- + H2O |
- 0.260 |
|
 |
H3PO4 + H+ + 2e- H2PO3- + H2O |
- 0.329 |
|
 |
H3PO4 + 2H+ + 2e- H3PO3 + H2O |
- 0.276 |
|
 |
PO43- + 8H+ + 5e- P (red) + 4H2O |
- 0.128 |
|
 |
PO43- + 8H+ + 5e- P (white) + 4H2O |
- 0.156 |
|
 |
HPO42- + 7H+ + 5e- P (red) + 4H2O |
- 0.288 |
|
 |
HPO42- + 7H+ + 5e- P (white) + 4H2O |
- 0.316 |
|
 |
H2PO4- + 6H+ + 5e- P (red) + 4H2O |
- 0.358 |
|
 |
H2PO4- + 6H+ + 5e- P (white) + 4H2O |
- 0.386 |
|
 |
H3PO4 + 5H+ + 5e- P (red) + 4H2O |
- 0.383 |
|
 |
H3PO4 + 5H+ + 5e- P (white) + 4H2O |
- 0.411 |
|
 |
PO43- + 11H+ + 8e- PH3(g) + 4H2O |
- 0.123 |
|
 |
HPO42- + 10H+ + 8e- PH3(g) + 4H2O |
- 0.212 |
|
 |
H2PO4- + 9H+ + 8e- PH3(g) + 4H2O |
- 0.265 |
|
 |
H3PO4 + 8H+ + 8e- PH3(g) + 4H2O |
- 0.281 |
|
 |
H3PO3 + 2H+ + 2e- H3PO2 + H2O |
- 0.499 |
|
 |
HPO32- + 5H+ + 3e- P (red) + 3H2O |
- 0.298 |
|
 |
HPO32- + 5H+ + 3e- P (white) + 3H2O |
- 0.346 |
|
 |
H2PO3- + 4H+ + 3e- P (red) + 3H2O |
- 0.419 |
|
 |
H2PO3- + 4H+ + 3e- P (white) + 3H2O |
- 0.467 |
|
 |
H3PO3 + 3H+ + 3e- P (red) + 3H2O |
- 0.454 |
|
 |
H3PO3 + 3H+ + 3e- P (white) + 3H2O |
- 0.502 |
|
 |
H4P2O6 + 2H+ + 2e- 2H3PO3 |
+0.38 |
|
 |
2H3PO4 + 2H+ + 2e- H4P2O6 + 2H2O |
- 0.94 |
|
 |
P (red) + 3H+ + 3e- PH3(g) |
- 0.111 |
|
 |
P (white) + 3H+ + 3e- PH3(g) |
- 0.063 |
|