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Fe(iii) + 3 OH = Fe(OH)3
S8 + HNO3 = NO + SO4 + H2O =>
3 S8 + 64 HNO3 = 64 NO + 24 SO4 + 32 H2O
Mg + CuO = MgO + Cu =>
Mg + CuO = MgO + Cu
CaCl2 + NaOH = NaCl + Ca(OH)2 =>
CaCl2 + 2 NaOH = 2 NaCl + Ca(OH)2
HCOOC2H5 + O2 = CO + H2O =>
HCOOC2H5 + 2 O2 = 3 CO + 3 H2O
MnO4{-} + SO3{-} + OH{-} = MnO4{2-} + SO4{2-} + H2O =>
MnO4{-} + SO3{-} + 2 OH{-} = MnO4{2-} + SO4{2-} + H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Fe(s) + H2SO3(aq) = H2(g) + Fe2(SO3)3(s) =>
2 Fe(s) + 3 H2SO3(aq) = 3 H2(g) + Fe2(SO3)3(s)
Na2O + NaOH = Na3O2H =>
Na2O + NaOH = Na3O2H
NaClO3 + CrCl3 + NaOH = NaCl + Na2CrO4 + H2O =>
NaClO3 + 2 CrCl3 + 10 NaOH = 7 NaCl + 2 Na2CrO4 + 5 H2O
Fe2(SO4)3 + NaS = FeS3 + Na2SO4 =>
Fe2(SO4)3 + 6 NaS = 2 FeS3 + 3 Na2SO4
HBr + HNO3 = NO + Br + H2O =>
3 HBr + HNO3 = NO + 3 Br + 2 H2O
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
C6H5OH + Na2CO3 = C6H5Na + H2O + CO2 =>
15 C6H5OH + 7 Na2CO3 = 14 C6H5Na + 10 H2O + 13 CO2
FeCl3 + KI = FeI2 + I2 + KCl =>
2 FeCl3 + 6 KI = 2 FeI2 + I2 + 6 KCl
Ca + S{2-} = CaS{2-} =>
Ca + S{2-} = CaS{2-}
SnCl2(aq) + Na2S = NaCl + SnS =>
SnCl2(aq) + Na2S = 2 NaCl + SnS
NaCl + H2O + SiO2 + SO3H = HCl + Na2SO4 + Si =>
8 NaCl + 2 H2O + SiO2 + 4 SO3H = 8 HCl + 4 Na2SO4 + Si
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
KOH + HC2H5O2 = HC2OH + KH5O2 =>
KOH + HC2H5O2 = HC2OH + KH5O2
HCN + CuSO4 = Cu(CN)2(aq) + H2SO4(aq) =>
2 HCN + CuSO4 = Cu(CN)2(aq) + H2SO4(aq)
Al(OH)3 + ZnO = Al2O3 + Zn(OH)2 =>
2 Al(OH)3 + 3 ZnO = Al2O3 + 3 Zn(OH)2
HBr + O2 = HBrO3 =>
2 HBr + 3 O2 = 2 HBrO3
O2 + CuO = CuO3 =>
O2 + CuO = CuO3
CaF2 + BaSO4 = BaF2 + CaSO4 =>
CaF2 + BaSO4 = BaF2 + CaSO4
Fe3Al2(SiO4) + Mg = Al2O3 + Fe + MgO + Si =>
Fe3Al2(SiO4) + Mg = Al2O3 + 3 Fe + MgO + Si
Ba(OH)2 + H2Co3 = Ba2(Co3)2 + H2O =>
2 Ba(OH)2 + 2 H2Co3 = Ba2(Co3)2 + 4 H2O
Br + NaI = NaBr + I =>
Br + NaI = NaBr + I
K + HCIO3 = KCIO3 + H2 =>
2 K + 2 HCIO3 = 2 KCIO3 + H2
NaCl + CoCO3 + H2O = Na2CO3 + CoCl2*6H2O =>
2 NaCl + CoCO3 + 6 H2O = Na2CO3 + CoCl2*6H2O
CO + H = CH4 + O3 =>
3 CO + 12 H = 3 CH4 + O3
Mg(NO3)2 + NaOH = Mg(OH)2 + Na + NO3 =>
Mg(NO3)2 + 2 NaOH = Mg(OH)2 + 2 Na + 2 NO3
Na2S + NaMnO4 + H2SO4 = MnSO4 + H2O + Na2SO4 =>
5 Na2S + 8 NaMnO4 + 12 H2SO4 = 8 MnSO4 + 12 H2O + 9 Na2SO4
sodiumphosphate + magnesiumbromide = sodiumbromide + magnesiumphosphate =>
2 Na3PO4 + 3 MgBr2 = 6 NaBr + Mg3(PO4)2
MnO2 + KClO3 + KOH = K2MnO4 + KCl + HO2 =>
3 MnO2 + 4 KClO3 + 6 KOH = 3 K2MnO4 + 4 KCl + 6 HO2
KFe[Fe(CN)6] + NaOH = Na3[Fe(CN)6] + K3[Fe(CN)6] + Fe(OH)2 =>
3 KFe[Fe(CN)6] + 6 NaOH = 2 Na3[Fe(CN)6] + K3[Fe(CN)6] + 3 Fe(OH)2
C + Fe3O4 = CO2 + Fe =>
2 C + Fe3O4 = 2 CO2 + 3 Fe
K2Cr2O7 + KOH = K2CrO4 + H2O =>
K2Cr2O7 + 2 KOH = 2 K2CrO4 + H2O
Sb2S3 + HCl + HNO3 = SbCl5 + H2SO4 + NO + H2O =>
3 Sb2S3 + 30 HCl + 28 HNO3 = 6 SbCl5 + 9 H2SO4 + 28 NO + 20 H2O
CH2 = C + H =>
CH2 = C + 2 H
LiBr(aq) + HCl(aq) = LiCl(aq) + HBr(aq) =>
LiBr(aq) + HCl(aq) = LiCl(aq) + HBr(aq)
FeCl3 + H3(PO4) = Fe(PO4) + HCl =>
FeCl3 + H3(PO4) = Fe(PO4) + 3 HCl
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
CH2ClCH2CH3 + KOH = CH3CH2CH2OH + KCl =>
CH2ClCH2CH3 + KOH = CH3CH2CH2OH + KCl
CO2 + NO2 + CO = C2O5N =>
CO2 + NO2 + CO = C2O5N
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
BaI2 + Li2SO4 = BaSO4 + LiI =>
BaI2 + Li2SO4 = BaSO4 + 2 LiI
CaS + HNO3 = Ca(NO3)2 + S + H =>
CaS + 2 HNO3 = Ca(NO3)2 + S + 2 H
(CH3)NH3NO3 + H2O = CH3NH3OH + HNO3 =>
(CH3)NH3NO3 + H2O = CH3NH3OH + HNO3
C7H8O2 + NaOH = C7H7O2H2ONa =>
C7H8O2 + NaOH = C7H7O2H2ONa
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