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Al2O3 + 2 Na3AlF6 = 4 Al + 3 Na2O + 6 F2
K3FeO4 + H2O = K2FeO4 + KOH + Fe(OH)3 =>
3 K3FeO4 + 4 H2O = 2 K2FeO4 + 5 KOH + Fe(OH)3
NaC8H5O7Cu + KI + H2SO4 = I2 + CuI + K2SO4 + C8H8O7 + Na2SO4 =>
2 NaC8H5O7Cu + 4 KI + 3 H2SO4 = I2 + 2 CuI + 2 K2SO4 + 2 C8H8O7 + Na2SO4
(NH4)2SO4(ac) + NaCl = Na2SO4(ac) + NH4Cl(ac) =>
(NH4)2SO4(ac) + 2 NaCl = Na2SO4(ac) + 2 NH4Cl(ac)
K + B2O2 = K2O + B =>
4 K + B2O2 = 2 K2O + 2 B
Mg + FeCl3 = MgCl2 + Fe =>
3 Mg + 2 FeCl3 = 3 MgCl2 + 2 Fe
Sn + Pd2{+} = Sn2{+} + Pd =>
2 Sn + Pd2{+} = Sn2{+} + 2 Pd
Pb + CuNO32 = PbNO32 + Cu =>
Pb + CuNO32 = PbNO32 + Cu
KNO3 + NH4Cl = KCl + N2O + H2O =>
KNO3 + NH4Cl = KCl + N2O + 2 H2O
NaOH(aq) + Cl2(aq) = NaClO3(aq) + NaCl(aq) + H2O(l) =>
6 NaOH(aq) + 3 Cl2(aq) = NaClO3(aq) + 5 NaCl(aq) + 3 H2O(l)
SiH4 = H2 + Si =>
SiH4 = 2 H2 + Si
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
Mg + FeCl3 = MgCl2 + Fe =>
3 Mg + 2 FeCl3 = 3 MgCl2 + 2 Fe
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
сера + озон = диоксидсеры =>
3 S + 2 O3 = 3 SO2
BaCl2 + Na2CO3 = BaCO3 + NaCl =>
BaCl2 + Na2CO3 = BaCO3 + 2 NaCl
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
H2(SO4) + Ni(C2H3O2)5 = H(C2H3O2) + Ni2(SO4)5 =>
5 H2(SO4) + 2 Ni(C2H3O2)5 = 10 H(C2H3O2) + Ni2(SO4)5
NaHCO3 + Zn = Na2 + Zn(CO3)2 + H2 =>
2 NaHCO3 + Zn = Na2 + Zn(CO3)2 + H2
SO2 + I2 + H2O = I{-} + SO4{-2} + H{+} =>
SO2 + I2 + 2 H2O = 2 I{-} + SO4{-2} + 4 H{+}
PH3 + KMnO4 + KOH = K3PO4 + MnO2 + H2O =>
3 PH3 + 8 KMnO4 + KOH = 3 K3PO4 + 8 MnO2 + 5 H2O
KMnO4 + ZnCl2 = KCl + Zn(MnO4)2 =>
2 KMnO4 + ZnCl2 = 2 KCl + Zn(MnO4)2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
VSO4 + KMnO4 + H2SO4 = (VO2)2SO4 + MnSO4 + K2SO4 + H2O =>
10 VSO4 + 6 KMnO4 + 4 H2SO4 = 5(VO2)2SO4 + 6 MnSO4 + 3 K2SO4 + 4 H2O
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
K2MnO4 + H2SO4 = K2SO4 + H2MnO4 =>
K2MnO4 + H2SO4 = K2SO4 + H2MnO4
K3FeO4 + H2O = K2FeO4 + KOH + Fe(OH)3 =>
3 K3FeO4 + 4 H2O = 2 K2FeO4 + 5 KOH + Fe(OH)3
Bi2O3 + H2O = Bi2(OH)6 =>
Bi2O3 + 3 H2O = Bi2(OH)6
NaC8H5O7Cu + KI + H2SO4 = I2 + CuI + K2SO4 + C8H8O7 + Na2SO4 =>
2 NaC8H5O7Cu + 4 KI + 3 H2SO4 = I2 + 2 CuI + 2 K2SO4 + 2 C8H8O7 + Na2SO4
MgSO4 + NaBr = MgBr2 + Na2SO4 =>
MgSO4 + 2 NaBr = MgBr2 + Na2SO4
Na2MoO4 + Na2HPO4 + HCl = Na2HPMo12O40 + NaCl + H2O =>
12 Na2MoO4 + Na2HPO4 + 24 HCl = Na2HPMo12O40 + 24 NaCl + 12 H2O
C8H5O4K(aq) + NaOH(aq) = NaC8H4O4K(aq) + H2O(l) =>
C8H5O4K(aq) + NaOH(aq) = NaC8H4O4K(aq) + H2O(l)
CH3CH2CH2CH2CH2OH = CH3CH2CH2CHCH2 + H2O =>
CH3CH2CH2CH2CH2OH = CH3CH2CH2CHCH2 + H2O
Mn + SnF2 = MnF + Sn =>
2 Mn + SnF2 = 2 MnF + Sn
Na2SO3(aq) + I2(aq) + H2O(l) = Na2SO4(aq) + HI(aq) =>
Na2SO3(aq) + I2(aq) + H2O(l) = Na2SO4(aq) + 2 HI(aq)
Mg3N2 + O2 = MgO + NO =>
2 Mg3N2 + 5 O2 = 6 MgO + 4 NO
C6H10O5(s) + O2(g) = CH3CH2OH + CO2 =>
3 C6H10O5(s) + 3 O2(g) = 5 CH3CH2OH + 8 CO2
Fe(NO3) + NaOH = Fe(NO3)NaOH =>
Fe(NO3) + NaOH = Fe(NO3)NaOH
Cd(NO3)2 + NH4OH = CdOH + NH4(NO3)2 =>
Cd(NO3)2 + NH4OH = CdOH + NH4(NO3)2
FeS + GaP = Fe3P2 + Ga2S3 =>
3 FeS + 2 GaP = Fe3P2 + Ga2S3
NaOH + HCOOH = H2O + HCOONa =>
NaOH + HCOOH = H2O + HCOONa
K2CO3 + MnO2 = CO + K2MnO4 =>
K2CO3 + MnO2 = CO + K2MnO4
Ca(CH3COO)2 + Pb(ClO4)2 = Ca(ClO4)2 + Pb(CH3COO)2 =>
Ca(CH3COO)2 + Pb(ClO4)2 = Ca(ClO4)2 + Pb(CH3COO)2
CoCl(NH3)5Cl2 + NH3 + NaNO3 = Co(NH3)5(ONO)Cl2 + H2O + Cl + Na =>
9 CoCl(NH3)5Cl2 + 2 NH3 + 7 NaNO3 = 9 Co(NH3)5(ONO)Cl2 + 3 H2O + 9 Cl + 7 Na
KMnO4 + S + KOH = K2MnO4 + K2SO4 + H2O =>
6 KMnO4 + S + 8 KOH = 6 K2MnO4 + K2SO4 + 4 H2O
NaCl + Br2 + C6H14 = NaBr2 + HCl + C =>
14 NaCl + 14 Br2 + C6H14 = 14 NaBr2 + 14 HCl + 6 C
HClO4(aq) + Ca(OH)2(s) = Ca(ClO4)2(s) + H2O(l) =>
2 HClO4(aq) + Ca(OH)2(s) = Ca(ClO4)2(s) + 2 H2O(l)
Pb + CuNO32 = PbNO32 + Cu =>
Pb + CuNO32 = PbNO32 + Cu
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