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3 FeO + FeS2 = Fe2O3 + 2 FeS
H2SO4 + CH3CH2OH = CH3CH2SO4H + H2O =>
H2SO4 + CH3CH2OH = CH3CH2SO4H + H2O
Fe2O3 + S8 = FeO + SO2 =>
16 Fe2O3 + S8 = 32 FeO + 8 SO2
CH3COCH3 + H2 = CH3CH(OH)CH3 =>
CH3COCH3 + H2 = CH3CH(OH)CH3
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
CH3Br + CH3OH = CH3OCH3 + HBr =>
CH3Br + CH3OH = CH3OCH3 + HBr
HI(g) + ICl(g) = I2(g) + HCl(g) =>
HI(g) + ICl(g) = I2(g) + HCl(g)
N2 + O3 = N2O =>
3 N2 + O3 = 3 N2O
Fe2(CO3)2 + H2SO4 = FeSO4 + H2O + CO2 =>
Fe2(CO3)2 + 2 H2SO4 = 2 FeSO4 + 2 H2O + 2 CO2
CH3CO2 + Ca = Ca(CH3CO2)2 =>
2 CH3CO2 + Ca = Ca(CH3CO2)2
NiO + HCl = NiCl2 + H2O =>
NiO + 2 HCl = NiCl2 + H2O
H2O2 + N2H4 = H2O + N2 =>
2 H2O2 + N2H4 = 4 H2O + N2
KHSO3 + HNO3 = KNO3 + H2SO4 + NO2 + H2O =>
KHSO3 + 3 HNO3 = KNO3 + H2SO4 + 2 NO2 + H2O
K2Cr2O7 + HCl = KCrO3Cl + H2O =>
K2Cr2O7 + 2 HCl = 2 KCrO3Cl + H2O
P4 + SO2Cl2 = PCl3 + SO2 =>
P4 + 6 SO2Cl2 = 4 PCl3 + 6 SO2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
CaH2 + N2 = CaN + H =>
2 CaH2 + N2 = 2 CaN + 4 H
C8H10 + HNO3 = C8H8N2O4 + H2O =>
C8H10 + 2 HNO3 = C8H8N2O4 + 2 H2O
Al2(SO4)3 + Ba(OH)2 = BaSO4 + Al2(OH)6 =>
Al2(SO4)3 + 3 Ba(OH)2 = 3 BaSO4 + Al2(OH)6
H{+} + CrO7{-2} + C2H5OH = Cr{+3} + CO2 + H2O =>
20 H{+} + 4 CrO7{-2} + 3 C2H5OH = 4 Cr{+3} + 6 CO2 + 19 H2O
At2 + H2O + Br2 = HBr + AtO =>
At2 + 2 H2O + 2 Br2 = 4 HBr + 2 AtO
NaCl + H2SO4 + Mn2O4 = MnSO4 + NaSO4 + Cl2 + H2O =>
2 NaCl + 4 H2SO4 + Mn2O4 = 2 MnSO4 + 2 NaSO4 + Cl2 + 4 H2O
FeS2 + O2 + H2O = Fe(OH)2 + H2SO4 =>
2 FeS2 + 7 O2 + 6 H2O = 2 Fe(OH)2 + 4 H2SO4
Ag + KOH = Ag(OH)2 + K =>
Ag + 2 KOH = Ag(OH)2 + 2 K
Ag2O + H2O = Ag(OH) =>
Ag2O + H2O = 2 Ag(OH)
C7H12 + H2 = CH3 =>
2 C7H12 + 9 H2 = 14 CH3
K2S + Zn = KZn + S =>
K2S + 2 Zn = 2 KZn + S
Pb(NO3)2 + Na2SO4 = NaNO3 + PbSO4 =>
Pb(NO3)2 + Na2SO4 = 2 NaNO3 + PbSO4
MgCl2 + H2O = MgCl2H2O =>
MgCl2 + H2O = MgCl2H2O
ZnTe + HCN = C2N2Zn + H2Te =>
ZnTe + 2 HCN = C2N2Zn + H2Te
Ag + Na2SO4 = AgNa2SO4 =>
Ag + Na2SO4 = AgNa2SO4
Br2 + O = BrO =>
Br2 + 2 O = 2 BrO
Na2SO4 + PB(NO3)2 = PBSO4 + NaNO3 =>
Na2SO4 + PB(NO3)2 = PBSO4 + 2 NaNO3
K2Cr2O7 + H2SO4 + KL = K2SO4 + Cr2(SO4)3 + H2O + L2 =>
K2Cr2O7 + 7 H2SO4 + 6 KL = 4 K2SO4 + Cr2(SO4)3 + 7 H2O + 3 L2
CaCrO4 + W3(PO4)5 = Ca3(PO4)2 + W2(CrO4)5 =>
15 CaCrO4 + 2 W3(PO4)5 = 5 Ca3(PO4)2 + 3 W2(CrO4)5
CH3CH3COOH + NaOH = CH3CH3COONa + H2O =>
CH3CH3COOH + NaOH = CH3CH3COONa + H2O
Cr2O3 + C = Cr + CO =>
Cr2O3 + 3 C = 2 Cr + 3 CO
C6H5COOH + CH3Cl = C6H5COCl + CH3OH =>
C6H5COOH + CH3Cl = C6H5COCl + CH3OH
Fe2SiO4 + H2O = Fe3O4 + SiO2 + H2 =>
3 Fe2SiO4 + 2 H2O = 2 Fe3O4 + 3 SiO2 + 2 H2
CO2 + H2O = H2O2 + C6H12 =>
6 CO2 + 24 H2O = 18 H2O2 + C6H12
CaBr2(aq) + Cl2(g) = CaCl2 + Br =>
CaBr2(aq) + Cl2(g) = CaCl2 + 2 Br
SiO3 + HF = SiF6 + H2O =>
SiO3 + 6 HF = SiF6 + 3 H2O
Pb + O = Pb3O4 =>
3 Pb + 4 O = Pb3O4
Na2CO3 + H2X = NaHCO3 + NaHX =>
Na2CO3 + H2X = NaHCO3 + NaHX
Ca(OH)2 + H2O = OH + Ca(OH2)2 =>
Ca(OH)2 + 2 H2O = 2 OH + Ca(OH2)2
Na2S + H2SO3 = S + Na2SO4 + H2O =>
Na2S + 2 H2SO3 = 2 S + Na2SO4 + 2 H2O
HNO3 + CaCO3 = CO2 + Ca(NO3)2 + H2O =>
2 HNO3 + CaCO3 = CO2 + Ca(NO3)2 + H2O
Sn + ClO = Sn(ClO)2 =>
Sn + 2 ClO = Sn(ClO)2
NH4OH + S = H8N2S3 + H2O + O2 =>
4 NH4OH + 6 S = 2 H8N2S3 + 2 H2O + O2
PbS + CaCO3 = PbO + CaS + CO2 =>
PbS + CaCO3 = PbO + CaS + CO2
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