id-1-2:
| Na2B4O7 + HCl + H2O |
 |
H3BO3 + NaCl | [Otevři] |
id-3-1:
| BF3 + H2O |
|
H[BF4] + H3BO3 | [Otevři] |
id-3-10:
| BCl3 + H2O |
|
H3BO3 + HCl | [Otevři] |