, , . . ( ) PO43-- . г PO43- - 䳺 .
H3PO4 + 12(NH4)2MO4 + 21HNO3 → (NH4)3[H4(P(M2O7)6] + 21NH4 NO3 + 10H2O
4 ó () ()
) 4-5 () , ()
³ , .
г () :
SbCl3 + 2H2O ↔ Sb(OH)2Cl↓ + 2Hl↓
Sb(OH)2l↓ → H2O + SbOl()
+Hl
+H2O
Sb3+ + l- + H2O ↔ SbOl + H+
() , () . + , 2 . г SbCl3 .
) 4-5 () 10 . () .
:
) () ;
) , BiONO3.
________________________________________
1 .
2 , .
3 , 䳿 34 . , .
4 .
5 :
→ 25 → 34 → Na34 → Na24 → Na24 → 34 → 3(4)2
9
: :
CO2, 23, Ҳ»
: CO2, .
: ʳ, , , , , , Pb(NO3)2, CuSO4, Bal2, Cal2, CaCO3, NaHCO3.
1 (IV)
HCl ʳ. (IV) , . ³ . 2? .
|
|
|
CaCO3 + HCl → ______________________________________
______________________________________________________________________
(IV) .
2
2. ³ , . :
Ca(OH)2 + CO2 → _________________________________________
______________________________________________________________________
CaCO3 + CO2 + H2O → ____________________________________
_______________________________________________________________________
2. (IV) , 2 3, .
3
2 :
) ;
) .
³ , . :
Ca(HCO3)2 → _____________________________________________
______________________________________________________________________
Ca(HCO3)2 + Ca (OH)2 → ___________________________________
_________
?
4
: ) Pb(NO3)2; ) CuSO4; ) Bal2;
) Cal2.
³ - , :
Na2CO3 + Pb(NO3)2 → _____________________________________
_______________________________________________________________________
Na2CO3 + CuSO4 → _______________________________________
_______________________________________________________________________
Na2CO3 + BaCl2 → _________________________________________
___________________________________________________________________________
Na2CO3 + CaCl2 → ___________________________________________
____________
