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Na2O + H2O = 2 NaOH
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
сера + озон = диоксидсеры =>
3 S + 2 O3 = 3 SO2
NaBr + Ca(OH)2 = CaBr2 + NaOH =>
2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
P4 + Cl2 = PCl5 =>
P4 + 10 Cl2 = 4 PCl5
FeSO4 + K2[Fe(CN)6] = K2SO4 + Fe[Fe(CN)6] =>
FeSO4 + K2[Fe(CN)6] = K2SO4 + Fe[Fe(CN)6]
I2 + NHO3 = HIO3 + NO2 + H2 =>
I2 + 6 NHO3 = 2 HIO3 + 6 NO2 + 2 H2
K2C2O4*H2O + FeCl3*6H2O = FeK3(C2O4)3*3H2O + KCl + H2O =>
3 K2C2O4*H2O + FeCl3*6H2O = FeK3(C2O4)3*3H2O + 3 KCl + 6 H2O
H2O + Fe = Fe2O3 + H2 =>
3 H2O + 2 Fe = Fe2O3 + 3 H2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
NaO + H2O = Na(OH)2 =>
NaO + H2O = Na(OH)2
As + Cl = AsCl5 =>
As + 5 Cl = AsCl5
CaO(s) + H2O(l) = Ca(OH)2(aq) =>
CaO(s) + H2O(l) = Ca(OH)2(aq)
Na + Br2 = NaBr =>
2 Na + Br2 = 2 NaBr
Cr(ClO4)3 + K2CO3 = KClO4 + Cr2(CO3)3 =>
2 Cr(ClO4)3 + 3 K2CO3 = 6 KClO4 + Cr2(CO3)3
Mg(NO3)2 + KOH = Mg(HO)2 + KNO3 =>
Mg(NO3)2 + 2 KOH = Mg(HO)2 + 2 KNO3
C + O2 = CO2 =>
C + O2 = CO2
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
Al(No3)3 + Mg = Al + MgNo3 =>
Al(No3)3 + 3 Mg = Al + 3 MgNo3
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
Al2 + H2SO4 = Al2SO4 + H =>
Al2 + H2SO4 = Al2SO4 + 2 H
CaO(s) + H2O(l) = Ca(OH)2(aq) =>
CaO(s) + H2O(l) = Ca(OH)2(aq)
CO2 + RbOH = Rb2CO3 + H2O =>
CO2 + 2 RbOH = Rb2CO3 + H2O
K2S + Li = Li2S + K2 =>
K2S + 2 Li = Li2S + K2
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
C3H7NO3 + HCl = C3H8NO3Cl =>
C3H7NO3 + HCl = C3H8NO3Cl
Cd + N2 = Cd3N2 =>
3 Cd + N2 = Cd3N2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
PbCl4 + Zn(NO3)2 = Pb(NO3)4 + ZnCl2 =>
PbCl4 + 2 Zn(NO3)2 = Pb(NO3)4 + 2 ZnCl2
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
Sr + HNO2 = SrNO2 + H2 =>
2 Sr + 2 HNO2 = 2 SrNO2 + H2
Zn + Mg(AsO4) = Zn3(AsO4)2 + Mg =>
3 Zn + 2 Mg(AsO4) = Zn3(AsO4)2 + 2 Mg
Mg(SO4) + NaCl = Na2(SO4) + MgCl2 =>
Mg(SO4) + 2 NaCl = Na2(SO4) + MgCl2
ClO3 + Cr = ClO2 + CrO4 =>
4 ClO3 + Cr = 4 ClO2 + CrO4
Zn + HNO3 = Zn(NO3)2 + NO2(i) + H2O =>
Zn + 4 HNO3 = Zn(NO3)2 + 2 NO2(i) + 2 H2O
KHCr7H4O4(aq) + NaOH(aq) = KNaCr7H4O4(aq) + H2O(l) =>
KHCr7H4O4(aq) + NaOH(aq) = KNaCr7H4O4(aq) + H2O(l)
(CH30)2CHOH + O = CO2 + H2O =>
(CH30)2CHOH + 36 O = 3 CO2 + 31 H2O
CH3CO2K = C + H + CO2 + K =>
CH3CO2K = C + 3 H + CO2 + K
Os(OH)6 + H2CO2 = Os(CHO2)6 + H2O =>
Os(OH)6 + 6 H2CO2 = Os(CHO2)6 + 6 H2O
Cu(SO4) = SO2 + O + CuO =>
Cu(SO4) = SO2 + O + CuO
Ca + HCl2 = H + CaCl2 =>
Ca + HCl2 = H + CaCl2
S{2-} + H2O2 = SO4{2-} + H2O =>
S{2-} + 4 H2O2 = SO4{2-} + 4 H2O
PbO2 + CrS3 + H2SO4 = PbSO4 + H2Cr2O7 + H2O =>
24 PbO2 + 2 CrS3 + 18 H2SO4 = 24 PbSO4 + H2Cr2O7 + 17 H2O
Al + KOH + H2O = [Al(OH)4]{-} + K{+} + H2 =>
2 Al + 2 KOH + 6 H2O = 2[Al(OH)4]{-} + 2 K{+} + 3 H2
Cl2 + O2 = Cl2O5 =>
2 Cl2 + 5 O2 = 2 Cl2O5
C2H5ONa + H2S = NaHS + C2H5OH =>
C2H5ONa + H2S = NaHS + C2H5OH
NH4OH + CoCO3 = (NH4)2CO3 + Co(OH)2 =>
2 NH4OH + CoCO3 = (NH4)2CO3 + Co(OH)2
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