Frage 3 / Antwort E |
Es handelt sich bei allen
angegebenen Reaktionen um Säure-Base-Reaktionen: |
(1) |
HCl
|
+
|
NaOH |
>
|
NaCl
|
+
|
H2O | |||
(2) |
H3O+
|
+
|
HCO3- |
>
|
H2O
|
+
|
H2CO3 | |||
(3) |
H3O+
|
+
|
OH- |
>
|
2
H2O
|
|||||
(4) |
H3C-COOH
|
+
|
OH- |
>
|
H3C-COO-
|
+
|
H2O | |||
(5) |
H3O+
|
+
|
HPO42- |
>
|
H2PO4-
|
+
|
H2O |
Reaktion |
Brönsted- |
Brönsted- |
|
Brönsted- |
Brönsted- |
||
(2) |
H3O+ |
HCO3- |
|
H2O |
H2CO3 |
||
(3) |
H3O+ |
OH- |
H2O |
H2O |
|||
(4) |
H3C-COOH |
OH- |
H3C-COO- |
H2O |
|||
(5) |
H3O+ |
HPO42- |
H2O |
H2PO4- |
Bei Reaktion (1) liefert
die Brönsted-Säure HCl die Brönsted-Base Cl-. |
|
|