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3 H2S + 2 Fe = Fe2S3 + 3 H2
гидроксидкальция + углекислыйгаз = карбонаткальция + вода =>
Ca(OH)2 + CO2 = CaCO3 + H2O
Hg(OH)2 + NaOH = Na2HgO2 + H2O =>
Hg(OH)2 + 2 NaOH = Na2HgO2 + 2 H2O
Al + O = Al(O2)3 =>
Al + 6 O = Al(O2)3
Br2 + CH2Cl2 = HBr + CHBrCl2 =>
Br2 + CH2Cl2 = HBr + CHBrCl2
Cs + Cl2 = CsCl =>
2 Cs + Cl2 = 2 CsCl
FeSS2 + O2 = Fe2O3 + SO2 =>
4 FeSS2 + 15 O2 = 2 Fe2O3 + 12 SO2
C6H5CN + H2O + H2SO4 = C6H5COOH + (NH4)2SO4 =>
2 C6H5CN + 4 H2O + H2SO4 = 2 C6H5COOH + (NH4)2SO4
Ge(OH)2 = Ge + OH =>
Ge(OH)2 = Ge + 2 OH
CuS + MgCl2 = MgS + CuCl2 =>
CuS + MgCl2 = MgS + CuCl2
Pb3(PO4)2 + KI = PbI2 + K3PO4 =>
Pb3(PO4)2 + 6 KI = 3 PbI2 + 2 K3PO4
Zn + NaClO + H2O = Zn(OH)2 + NaCl =>
Zn + NaClO + H2O = Zn(OH)2 + NaCl
Be(OH)2(aq) + HCl(aq) = BeCl2(aq) + H2O(l) =>
Be(OH)2(aq) + 2 HCl(aq) = BeCl2(aq) + 2 H2O(l)
Al3 + Cu2(SO3)2 = Al2(SO3)3 + Cu2 =>
4 Al3 + 9 Cu2(SO3)2 = 6 Al2(SO3)3 + 9 Cu2
C2H19NO4 + O2 = CO2 + H2O + NH3 =>
C2H19NO4 + 4 O2 = 2 CO2 + 8 H2O + NH3
Fe + CaO = FeO + Ca =>
Fe + CaO = FeO + Ca
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
C3H6HBr = BrC3H7 =>
C3H6HBr = BrC3H7
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Na2S2O5 + H2O = Na{+} + HSO3{-} =>
Na2S2O5 + H2O = 2 Na{+} + 2 HSO3{-}
KI + CI2 = KCI + I2 =>
KI + CI2 = KCI + I2
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
Mn = Mn5 =>
5 Mn = Mn5
C7H10N + O2 = CO2 + H2O + NO2 =>
2 C7H10N + 21 O2 = 14 CO2 + 10 H2O + 2 NO2
P2Cl4 + O2 = PO4 + Cl2 =>
P2Cl4 + 4 O2 = 2 PO4 + 2 Cl2
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
CuCl2 + P(C6H5)3 = P(C6H5)3CuCl + Cl2 =>
2 CuCl2 + 2 P(C6H5)3 = 2 P(C6H5)3CuCl + Cl2
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
CH3CH2OCH3 + HCl = CH3CH2OH + CH3Cl =>
CH3CH2OCH3 + HCl = CH3CH2OH + CH3Cl
C7H10N + O2 = CO2 + H2O + NO2 =>
2 C7H10N + 21 O2 = 14 CO2 + 10 H2O + 2 NO2
Al + Cl2 = AlCl3 = Al2Cl3 =>
2 Al + 3 Cl2 = 2 AlCl3
Zn + CuSO4 + HCl = Cu + H2SO4 + ZnCl2 =>
Zn + CuSO4 + 2 HCl = Cu + H2SO4 + ZnCl2
Ca + HBr = CaBr2 + H2 =>
Ca + 2 HBr = CaBr2 + H2
Cu2(OH)2CO3 + CO2 + CuO = Cu3(OH)2(CO3)2 =>
Cu2(OH)2CO3 + CO2 + CuO = Cu3(OH)2(CO3)2
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
CsOH(g) + CO2(g) = Cs2CO3(g) + H2O(l) =>
2 CsOH(g) + CO2(g) = Cs2CO3(g) + H2O(l)
Li2SO3 + H2O = H2 + Li + SO4 =>
Li2SO3 + H2O = H2 + 2 Li + SO4
CaCO3 + I2 = CaI2 + Ca(IO3)2 + CO2 =>
6 CaCO3 + 6 I2 = 5 CaI2 + Ca(IO3)2 + 6 CO2
Na3[Cr(OH)6] + O2 = Na2CrO4 + NaOH + H2O =>
4 Na3[Cr(OH)6] + 3 O2 = 4 Na2CrO4 + 4 NaOH + 10 H2O
Al(s) + Cu(NO3)2(aq) = Al(NO3)3(aq) + Cu(s) =>
2 Al(s) + 3 Cu(NO3)2(aq) = 2 Al(NO3)3(aq) + 3 Cu(s)
BaCl2 + Na2S = NaCl + BaS =>
BaCl2 + Na2S = 2 NaCl + BaS
C6H8O7 + CuO = C12H10Cu3O4 + H2O + CO2 =>
28 C6H8O7 + 27 CuO = 9 C12H10Cu3O4 + 67 H2O + 60 CO2
KMnO4 + MnC2O4 + H2C2O4 = Mn2(C2O4)3 + K2C2O4 + H2O =>
2 KMnO4 + 8 MnC2O4 + 8 H2C2O4 = 5 Mn2(C2O4)3 + K2C2O4 + 8 H2O
Pr(OH)3 = Pr2O3 + H2O =>
2 Pr(OH)3 = Pr2O3 + 3 H2O
Fe + ZnSO4(aq) = FeSO4 + Zn =>
Fe + ZnSO4(aq) = FeSO4 + Zn
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
FeCl3*6H2O + CH3COONa + C5H8O2 = Fe(C5H7O2)3 + NaCl + H2O + CH3COOH =>
FeCl3*6H2O + 3 CH3COONa + 3 C5H8O2 = Fe(C5H7O2)3 + 3 NaCl + 6 H2O + 3 CH3COOH
NaPtO = NaOPt =>
NaPtO = NaOPt
Au + KCN + O2 + H2O = K[Au(CN)2] + KOH =>
4 Au + 8 KCN + O2 + 2 H2O = 4 K[Au(CN)2] + 4 KOH
HCCH + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
HCCH + 2 KMnO4 + 3 H2SO4 = 2 CO2 + 2 MnSO4 + K2SO4 + 4 H2O
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