.
1. . . . :
H2SO4 | + | 2 KOH | = | K2SO4 | + | 2 H2O |
2. . , . :
H2SO4 | + | CuO | = | CuSO4 | + | H2O |
3. . :
Ca(OH)2 | + | CO2 | = | CaCO3↓ | + | H2O |
4. :
CaO | + | SO3 | = | CaSO4 |
5. . , , , , :
H2S | + | CuCl2 | = | CuS↓ () | + | 2 HCl |
6. . ( ). . , . :
3 NaOH | + | FeCl3 | = | Fe(OH)3↓ | + | 3 NaCl |
() |
7. . , :
AgNO3 | + | KCl | = | AgCl↓ () | + | KNO3 |
, . , : , :
NaCl + KBr = Na+ + Cl + K+ + Br
, NaCl, KBr, NaBr KCl, .
8. . - . , , ( 4-3), , :
Fe | + | H2SO4(.) | = | FeSO4 | + | H2 |
II |
9. . . , , , :
2 K | + | Cl2 | = | 2 KCl |
10. . , , ( ) :
|
|
Zn | + | CuSO4 | = | Cu | + | ZnSO4 |
.
- . - .
1. - .
, - : , - .
) .
, - , . - ( ) :
Hg2+SO4 | + | Sn0 | = | Hg0 | + | Sn2+SO4 |
() | () |
, . , (. 8.3), .