1. : Fe(OH)3 + H3PO4 →
: () ().
H3PO4 : - , PO43-, - - 2PO4- - PO42-.
(III) 4 : (III) Fe3+, (III) Fe(OH)2+ (III) Fe(OH)2+. (III) Fe(OH)2+ (III).
, , 2 3 .
, , 
. , 
, 
. .
2Fe(OH)3 + H3PO4 → [ Fe(OH) 
Fe(OH)2] PO4 + 3H2O
(III)
3Fe(OH)3 + 2H3PO4 → [ Fe(OH)]3 (PO4)2 + 6H2O
(III)
3Fe(OH)3 + H3PO4 → [ Fe(OH)2]3 (PO4) + 3H2O
(III)
, . , 
. .
Fe(OH)3 + 2H3PO4 → Fe[HPO4 H2PO4] + 3H2O
(III)
2Fe(OH)3 + 3H3PO4 → Fe2 (PO4)3 + 6H2O
(III)
Fe(OH)3 + 3H3PO4 → Fe (2PO4)3 + 6H2O
(III)
, . (III) Fe(OH)3 H3PO4.
H O
H O P=O H O
O H H O O P=O
Fe O H + H O → Fe O + 3H2O
O H H O P=O
H O H O P=O
H O
2. , , , .
.
2 + 22 → 2 + 2 
→N2 (78%) + 2 (21%)
N2 + 32 
2NH3
N2+ O2 
2NO2
2NO + O2→ 2NO2
4NO2 + O2+ 2H2O → 4HNO3
HNO3+ NH3→ NH4NO3 ( )
4 + 52 → 225
25 + 32 → 234
234 + 3NH3 → (NH4 )24 + (NH4 )24 ()
34 + 3 → 32 +34 ( )
+ HNO3→ NO3 ( )
3. ( ). .
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.
()34 + 234→ 62 + 3(4)2
3(4)2 + 34 → 34
4 + 34 → (24)2
4. , , (II). ? .
: (1,2, 3 4) .
4 . , , . , 1 , . , (II).
FeCl2 + 2NaOH → Fe(OH)2 
+ 2NaCl
4Fe(OH)2 + O2 + 2H2O → 4Fe(OH)3
2 , . , 2 . Cl2 + 2NaOH → (OH)2 + 2NaCl
3 , . , 3 . AlCl3 + 3NaOH → Al(OH)3 + 3NaCl
Al(OH)3 + NaOH (.) → Na[Al(OH)4]
4, , , . , . , .
NH4Cl + NaOH→ NH4OH + NaCl
NH4OH 
NH3 + H2O
, 4 .
5. , , , ? .
: (1-5), , . .
, 1, . , , , , . , 1 ( ).
3 + 2SO4 → SO4 + [23]*
[23] → 2 + 2O
* .
, 2 , . , 2 .
Na23 + 2SO4 → Na2SO4 + 2O + 2
, 3 , . , 3 .
2NaNO2+ 2SO4 → Na2SO4 + [NO2]
[NO2] → NO + 2O
2NO + O2 → 2NO2
, 4 , . .
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, 4 .
Na2S + 2SO4 → Na2SO4 + H2S
3H2S+ 2SO4→ 42 + 4S
c . , 5 .
Na2S3 + 2SO4 → Na2SO4 + [H2S3]
[H2S3] → SO2 + 2
1.1
1. : (3)2; SO3; N2O5; 25; N2O3; 23; SO2; MnO3; Mn2O7; As2O5; As2O3; Cl2O3; Cl2O7. .
2. , : H2MoO4; H2Cr2O7; HNO3; HBO2; HMnO4.
3. : H2SO4; H2S; H3PO4; H2SO3; H2C2O4; H2Cr2O7. .
4. : MgSO3; Ca(HCO3)2; Na2HPO4; (CuOH)2SO4; (CuOH)2CO3; KAl(SO4)2; KFe[Fe(CN)6]. .
5. : Al(OH)Cl2; (CuOH)2CO3; Bi(OH)2NO3; ZnOHCl; Ca3(PO4)2; CaHPO4; Ca(H2PO4)2.
6. : Fe2(SO4)3; FeOHCl; [Fe(OH)]2SO4; FeHPO4; FeOHSO4.
7. : , , , , , .
8. (III) .
9. : Al2S3; AlOHCl2; Al(OH)2Cl; Al2(SO4)3; AlOHSO4; KAl(SO4)2.
10. : Na2S; KClO3; CuS; FePO4; MgOHCl; Al4(P2O7)3; KH3P2O7; (MgOH)2CO3.
11. , : Fe(OH)3, Cr(OH)3, Pb(NO)3, H2SiO3, H2SO4, H3PO4, Ca(HCO3)2. .
12. :
) KOH + H2SO3 → ) Ca(OH)2 + H3PO4 →
) KOH + H3PO4 → ) NaOH + H2S →
) KOH + CO2 → ) Ba(OH)2 + H2SO4 →
13. :
) l(OH)3 + HNO3 → ) Mg(OH)2 + HCl →
) Cu(OH)2 +HNO3 → ) Bi(OH)3 + HNO3 →
) Fe(OH)3+ H2SO4 → ) Al (OH)3 + H2SO4 →
14. , (III) c . .
15. , (II) c . .
16. (III) ( III).
17. (II) ( II).
18. (III) ( III).
19. (II) ( II).
20. : , , , , , , .
21. : Zn → ZnSO4 Zn(OH)2 → Na2ZnO2 → ZnCl2 → ZnCO3→ ZnO.
22. :
Al → AlPO4 → [Al(OH)2]3PO4 →Al(OH)3 → Na[Al(OH)4] → [Al(OH)]3(PO4)2 → [Al(OH)2]3PO4 → Al(H2PO4)3 → Al2(HPO4)3 → AlPO4.
.
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23. , , .
24. , , .
25. ?
26. , , ?
27. :
) NaCl → Na→ NaOH→ Na2CO3→ NaHCO3 → Na2CO3
) CaCO3→ Ca(HCO3)2 CaCO3 → CaO → Ca(OH)2→ Ca(OCl)2
28. :
N2 → NH3 → NH4NO3 → NH4OH→ [Ag(NH3)2]Cl → AgCl → Ag
29. , , , (II) (III). ? .
30. 4 : , , . ?
