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S{-2} + I2 = 2 I{-} + S
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 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
NaHO3 + CH3COOH = NaCH3 + HO3COOH =>
NaHO3 + CH3COOH = NaCH3 + HO3COOH
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
C8H8O + O2 = H2O + CO2 =>
2 C8H8O + 19 O2 = 8 H2O + 16 CO2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
PbBr2 + HCl = HBr + PbCl2 =>
PbBr2 + 2 HCl = 2 HBr + PbCl2
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
H2S + NaOH + O2 = Na2SO4 + H2O =>
H2S + 2 NaOH + 2 O2 = Na2SO4 + 2 H2O
FeF3 + Na2S = Fe2S3 + NaF =>
2 FeF3 + 3 Na2S = Fe2S3 + 6 NaF
H2S + HNO3 = H2SO4 + NO2 + H2O =>
H2S + 8 HNO3 = H2SO4 + 8 NO2 + 4 H2O
NH4ClO4 + Zn = ZnO + N2 + ZnCl2 + H2O =>
2 NH4ClO4 + 5 Zn = 4 ZnO + N2 + ZnCl2 + 4 H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
SrN + CsPO = SrPO + CsN =>
SrN + CsPO = SrPO + CsN
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
Pb + NO2 + H2O = N2O + HPbO2 =>
2 Pb + 2 NO2 + H2O = N2O + 2 HPbO2
CaNO3 + NH4SO4 = CaSO4 + NH4NO3 =>
CaNO3 + NH4SO4 = CaSO4 + NH4NO3
Na2O2 = Na2O + O2 =>
2 Na2O2 = 2 Na2O + O2
NH4Cl(aq) + Ca(OH)2 = CaCl2(aq) + NH3(g) + H2O(l) =>
2 NH4Cl(aq) + Ca(OH)2 = CaCl2(aq) + 2 NH3(g) + 2 H2O(l)
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
Mg2(PO4)3 = Mg + PO4 =>
Mg2(PO4)3 = 2 Mg + 3 PO4
CaCl2(aq) + Cs3PO4(aq) = Ca3(PO4)2(s) + CsCl(aq) =>
3 CaCl2(aq) + 2 Cs3PO4(aq) = Ca3(PO4)2(s) + 6 CsCl(aq)
S2O5{2-} + H2SO4 = SO4{2-} + SO2 + H2O =>
S2O5{2-} + H2SO4 = SO4{2-} + 2 SO2 + H2O
AlBr3 + Ca = CaBr + Al =>
AlBr3 + 3 Ca = 3 CaBr + Al
IF5 + BrF5 = IBr3 + F2 =>
IF5 + 3 BrF5 = IBr3 + 10 F2
CaCO(s) + SO2 + O2(g) = CaSO4(s) + CO2(g) =>
2 CaCO(s) + 2 SO2 + 3 O2(g) = 2 CaSO4(s) + 2 CO2(g)
KClO3 + NaOH + MnSO4 = Na2MnO4 + KCl + Na2SO4 + H2O =>
2 KClO3 + 12 NaOH + 3 MnSO4 = 3 Na2MnO4 + 2 KCl + 3 Na2SO4 + 6 H2O
CaCl2(aq) + Na2CO3(aq) = CaCO3(s) + NaCl(a) =>
CaCl2(aq) + Na2CO3(aq) = CaCO3(s) + 2 NaCl(a)
Ca + I2 = CaI2 =>
Ca + I2 = CaI2
C + O2 = CO =>
2 C + O2 = 2 CO
H2SiCl2 + H2O = H8Si4O4 + HCl =>
4 H2SiCl2 + 4 H2O = H8Si4O4 + 8 HCl
NaCl + AgNo3 = NaClAgNo3 =>
NaCl + AgNo3 = NaClAgNo3
K2CO3 + HNO3 = HCO3K2NO3 =>
K2CO3 + HNO3 = HCO3K2NO3
CH3COOH + Li(HCO3) = Li(CH3COOH) + HCO3 =>
CH3COOH + Li(HCO3) = Li(CH3COOH) + HCO3
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
CrCl3 + Br2 + Ba(OH)2 = BaCrO4 + BaBr2 + BaCl2 + H2O =>
2 CrCl3 + 3 Br2 + 8 Ba(OH)2 = 2 BaCrO4 + 3 BaBr2 + 3 BaCl2 + 8 H2O
CH3CH2OH + Cu(OH)2 = CH3CH2COH + CuOH + H2O =>
3 CH3CH2OH + 4 Cu(OH)2 = 2 CH3CH2COH + 4 CuOH + 5 H2O
C3H7OH + K2CrO7 + H2SO4 = C2H6COH + K2SO4 + Cr2(SO4)3 + H2O =>
18 C3H7OH + 2 K2CrO7 + 5 H2SO4 = 18 C2H6COH + 2 K2SO4 + Cr2(SO4)3 + 14 H2O
(NH4)3PO4 + CoSO4 = (NH4)2SO4 + Co3(PO4)2 =>
2(NH4)3PO4 + 3 CoSO4 = 3(NH4)2SO4 + Co3(PO4)2
MnS + HNO3 = MnO2 + NO + S + H2O =>
3 MnS + 4 HNO3 = 3 MnO2 + 4 NO + 3 S + 2 H2O
C2H4 = [C2H4]67 =>
67 C2H4 = [C2H4]67
Cu + HNO3 + H{+} = Cu{2+} + NO + H2O =>
3 Cu + 2 HNO3 + 6 H{+} = 3 Cu{2+} + 2 NO + 4 H2O
BaH2 + HOH = Ba(OH)2 + H2 =>
BaH2 + 2 HOH = Ba(OH)2 + 2 H2
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