Задачник 2015
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1.1.
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: Na2O2, K2O, Fe3O4, CO, Cl2O,
Cs2O, BeO, MnO, KO2, SeO3.
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: GeO2, HgO, W |
3, MgO, Sc2O3, SeO2, |
O, V2O5, CrO. |
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+2, +4, +6 |
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11. |
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(OH)2, LiOH, Sc(OH)3, Fe(OH)2, Bi(OH)3, Ba(OH)2. |
: NaOH, Cr(OH)2 |
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12. |
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: Ca(OH)4, Be(OH)2, Sr(OH)3, KOH, Mg(OH)2, CsOH, RbOH, Pb(OH)2. |
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13. |
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Mn(OH)4, Co(OH)2, Co(OH)3, Pd(OH)4. Cr(OH)3, Mg(OH)2, RbOH, Pb(OH)2. |
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P2O5 + H2O |
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P2O5 + 2H2O |
P2O5 + 3H2O |
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17. |
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NH4Cl |
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21. |
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Hg(NO3)2 |
Al(NO3)3 |
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NaAlO2 |
Al(OH)3 |
AlOHCl2 |
AlCl3. |
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N2 |
N2O5 |
HNO3 |
Zn(NO3)2 |
Zn(OH)2 |
Na2[Zn(OH)4]. |
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Ca |
Ca(OH)2 CaCO3 |
CaO |
CaSO4 CaCl2 Ca. |
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CaH2 |
Ca(OH)2 |
Ca(HCO3)2 CaCl2 |
Ca3(PO4)2. |
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O2 |
Na2CO3 |
BaCO3 |
BaCl2. |
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27. |
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Zn ZnO |
ZnSO4 Zn(OH)2 |
Na2ZnO2. |
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CuSO4 |
CuCl2 |
AlCl3 |
MgCl2 |
Mg(NO3)2 |
Mg(OH)2. |
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CuSO4 |
CuCl2 |
ZnCl2 |
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Na2ZnO2 |
Zn(OH)2 |
ZnOHNO3. |
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FeS |
SO2 |
SO3 |
H2SO4 |
MgSO4 |
BaSO4. |
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31. |
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CrCl3 |
Na2CrO4 |
NaCrO2 |
Cr2(SO4)3 Cr(OH)3 Cr2O3. |
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1.2. |
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32. |
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( uOH)2CO3, |
NaH2PO4, |
H3BO3, |
CdO, |
HMnO4, |
NH4SCN, |
Cr2O3, |
CaSiO3. |
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33. |
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34. |
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35. |
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Al(OH)2Cl, Mg(HSO3)2, CH3COOH, Bi2O3, NaAlO2, Na2MoO4, Na2S2O3, HClO4. |
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36. |
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39. |
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Mg(OH)NO3, KH2PO4, HPO3, WO3, HIO4, Fe2S3, Cl2O, Na2SeO4. |
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42. |
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( uOH)2SO3, |
Mg(HCO3)2, |
HCrO2, |
SiO2, |
Ca(ClO)2, H2CrO4, |
OsO4, |
K3PO4. |
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45. |
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(MnOH)2CO3, PbS, HNO2, Sb2O5, KClO4, SnO2, CaSiO4, Ba(HSO3)2. |
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48. |
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( dOH)2CO3, |
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K2HPO4, |
H2CrO4, |
Ga2O3, HBrO3, |
KNO2, Au2O3, |
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CaFeO4. |
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51. |
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(ZnOH)2SO3, Na2HPO4, HClO2, Co2O3, H2CrO4, CH3COONa, N2O, Na3AsO4. |
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(PbOH)2CO3, Mg(HSO3)2, H3AsO4, Ag2O, HMnO4, KClO, Cr2O3, Ca3(PO4)2. |
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57. |
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( rOH)2CO3, NaHS, H3CrO3, HgO, HMnO4, Na4SiO4, SeO3, CaSiO3. |
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60. |
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(BiOH)2SO3, |
K2Cr2O7, |
HClO2, |
P2O5, MgHSO3, |
NH4CNS, B2O3, |
KClO3. |
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64. |
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: HNO3,
CuSO4, KOH, Na2O, CrCl3.
65. |
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H2SO4 + = KHSO4 + H2O H2SO4 + 2 = K2SO4 + 2H2O H2SO4 + Ca( )2 = CaSO4 + 2H2O H2SO4 + Na2O = Na2SO4 + 2H2O
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67. |
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H3PO4 + |
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= K2HPO4 + H2O |
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H3PO4 + Ca( |
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2HClO4 + Ca( |
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H2S + |
= KHS + 2H2O |
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68. |
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20 % |
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69. |
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22,56 % |
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